The direction of the spin is eastward. The Earth is the only planet in our solar system not named after either a Greek or Roman God. Game include: DVD, board game, puzzles, dice, and tokens. The Inner Core is the final layer of the Earth. Its author is Paul Rockett. In fact, in the tropics, the total biomass (weight). Be a science sleuth and track our planet earth — oceans, mountains, places, nature, global warming, pollution, the natural world and much more. Earth is unique among the planets of our solar system; its particular conditions have given rise to all sorts of life, including millions of plant and animal species. Uranus is the seventh planet from the Sun and is the third largest in the solar system. The Romans named the planet after the Roman God, Jupiter. It is thought that perhaps comets delivered this ice to Mercury in the first place. I hope that you find this resource useful and will leave feedback if you use it. Earth's diameter from North to South Pole is 12,714 kilometers (7,900 miles), while through the equator it is 12,756 kilometers (7,926 miles). It is not like Earth. Fact 6: Earth isn't a Sphere. All 23 hours 56 minutes and 4. It's the only planet known to have an atmosphere containing free oxygen, oceans of water on its surface and, of course, life. Planet Earth also uses flawless time-lapse photography to show climate and seasonal changes -- like a sandstorm in the Sahara Desert or the transformation of parched desert land in Africa into a lush feeding ground for species of all shapes and sizes. Cities to lock out the earth's wildness, as though we were not a part of it. Jupiter is the biggest planet in our solar system, with a diameter of 142,984 KM. It is the only planet known till date where living being including intelli creatures like man exists. On the quiz, you'll see questions about how much water is found on Earth, what surrounds Earth, and why our planet is different from other planets. The mysteries of the universe may never be fully discovered, but here are ten interesting facts about Jupiter. You probably have lots of interesting facts rattling around in your brain, but here are 10 more interesting facts about Earth that you may, or may not know. Earth Facts. This one is about Earth. 7 billion people—more than the entire human population on Earth (“The Global Benefits of Eating Less Meat. The Earth is associated with the Goddess Terra Mater (Gaea in Greek Mythology) who was the first Goddess on Earth and the mother of Uranus. 01671022 Orbital inclination (deg) 0. It is the second largest planet in our Solar System. Here are some Earth Day facts about our planet for you to ponder today. Planets and Earth Facts L 1 A R 2 L 3 A R G E R B 4 U G F 5 I S C 6 H E E T A H L 7 O N G E S T S R E 8 G I T T A E A O 9 H R 10 I N 11 G S V 12 P 13 S 14 S 15 M A L. Earth is the third planet from the sun and is the largest of the terrestrial planets. The oceans contain 99 percent of the living space on the planet. 10 Weird facts about planet earth. Saturn is made mostly of gases. Which planet has the longest year? A. To us, our earth seems huge, solid, tailor-made for us, and permanent. EARTH—According to a statement released to the press Tuesday, the planet Earth has "just about run out of ways" to let its roughly 6. How Science Figured Out the Age of Earth. All 23 hours 56 minutes and 4. All these statements are allegations, yet in some way they do make sense. Each book has 35 lessons including a final project that ties all of the lessons together. 'Planet Earth: Blue Planet II' Is Must-Watch TV That Will Make You Forget All About Porgs. Fun Facts about Mars Summary. But we don’t know for sure. Planetary Fact Sheet in U. Planet Earth Trivia Quizzes and Games. The earth is not a perfect sphere. Plate Tectonics Keep the Planet. Amazing facts and unusual behaviour of reptiles, insects, animals, birds, rainforests… Come in and join our Earth Science for Kids club. Fossil evidence has suggested most life on Earth is mysteriously wiped out every 26 million to 27 million years. The Earth's tectonic plates, which collide with each other and are responsible for everything from earthquakes to mountains being formed, also play a vital role in maintaining the planet's carbon. Where is Neptune? Neptune is the furthest planet from the sun at an average distance of 4. All of the Earth’s continents are wider at the north than in the south. Earth is commonly referred to as the Blue Planet or the world. Here endeth today’s short lesson on the geographical facts about Planet Earth. In the greater cosmos, human and extraterrestrial life may be fairly common. The official site of BBC America's Planet Earth. In order to qualify as a blizzard, winds have to be at least 35mph and rage for a longer period of time—at least three hours or more. Earth is the third of nine planets in our solar system. Earth is the fifth largest planet in terms of size and mass. It is classed as a gas giant, as is Saturn, Uranus, and Neptune. Loading Mars Maps. When Voyager 2 visited Neptune in 1989, it found a large storm that moved with a great speed of 750 mph westward through the southern hemisphere. It’s believed that every sun has planets orbiting it. Saturn is huge. Earth is made up of complex, interactive systems that are often unpredictable. About the planet Earth, fast facts including size, orbit, distance to the sun, gravity and more. Earth's nearest neighbor, and human efforts to explore. From deadly volcanoes to colossal clashes of tectonic plates, from mysterious phenomena to weird life forms, let us today embark on a journey of 50 extremely interesting Earth facts that will leave you puzzled and baffled! Interesting Earth Facts: 1-10. Scientists studying the phenomenon estimate that altogether, about 60 tons of cosmic dust is falling to earth daily. Kids Fun Facts Corner # 1. Planet Earth: The Complete BBC Series. Earth travels around the sun at an average distance of about 93 million miles (150 million kilometers). Planetary Fact Sheet - Values compared to Earth. Less than 1 percent of the Earth's water is fresh water, and 2-3 percent is contained in glaciers and ice caps. PEOPLE ON EARTH In the ascent of life forms on earth, man is the strangest animal yet to emerge. Earth's Rotation and the Apparent Daily Motion of the Sky. To a certain extent that might be true, but it is much more likely that they are periodically coming here to examine the health of Planet Earth. Mars – Sometimes called the "red planet" and "the brother of Earth". This is the same kind of gas that you put in balloons. Can you name the continents and the oceans? Do you know where the coldest place on the Earth is found? Do you know the Earth’s largest island? This issue will give you lots of information about your home, planet Earth!. Mean Density. Join us, in the first of two courses, Sensing Planet Earth – From Core to Outer Space, as we try to answer this and other questions. English (US) · Español · Português (Brasil) · Français (France) · Deutsch. WELCOME TO OUR EARTH DAY QUIZ We invite you to test your knowledge of the Earth. The mean density of the earth is 5. Showing all 4 items. Scientists studying the phenomenon estimate that altogether, about 60 tons of cosmic dust is falling to earth daily. On iPlayer. About the history of early man on planet Earth seen in the species homo habilis found in fossil records, about pre-historic man. Earth is one of the planets in our solar system. 4 Orbit inclination (degrees) 0 Orbit eccentricity (deviation from circular) 0. Jupiter, Saturn, Uranus, and Neptune are large balls of with rings around them. Its name comes from the the old English and Germanic words meaning 'the ground'. I was able to write this Top 10 Interesting Facts About Earth because it's the only planet that sustains a multitude of living. The average temperature on Earth is about 14-15° C (59° F). It’s the fifth largest planet. Liwayway Memije-Cruz 2. To a certain extent that might be true, but it is much more likely that they are periodically coming here to examine the health of Planet Earth. Here is a great compilation of 62 General Knowledge questions and answers on Universe | Space ! We will make this list more big in coming days; in the mean time - Enjoy !! Universe ~~ Image via: commons. 10 Quick Earth Facts. The diameter of the metallic core is about 75% of the planet. 'Planet Earth: Blue Planet II' Is Must-Watch TV That Will Make You Forget All About Porgs. " Find out why it is just right for us! Planet Earth is called the "Goldilocks planet. Plants make food. In addition to the lessons, special features in each book include biographical information on interesting people as well as fun facts to make the subject more fun. Planet Earth is the only planet in the. Our Moon is the only natural satellite of Earth. Earth is the third of nine planets in our solar system. For webquest or practice, print a copy of this quiz at the Physics: Planet Earth webquest print page. More than 1 billion people in the world do not have enough food or safe drinking water. Earth is made up of complex, interactive systems that are often unpredictable. This article has been inspired by a book called The Big Countdown: Seven Quintillion, Five hundred Quadrillion Grains of Sand on Planet Earth. From 1 st September 2018 Earth, Planets and Space levies an article-processing charge (APC) of 1,200EUR for full papers, express letters, and technical reports. It is thought that perhaps comets delivered this ice to Mercury in the first place. It is currently about 97 times farther from the sun than Earth, or 97 Astronomical Units (AU). Planet Mars Facts. Earth and world is a place where you can find different known and unknown facts of our planet Earth. Plate Tectonics Keep the Planet. In order to qualify as a blizzard, winds have to be at least 35mph and rage for a longer period of time—at least three hours or more. Facts about earth, the only place in the solar system where water can be present in all the three states - solid, liquid and gas. Some of the worksheets below are Planet Earth Facts Worksheets – Multiple Choice Questions with Answers, Planet Facts Worksheet Answer Key Activity Worksheets, Our Planet Earth – Teacher Supplement, Planet Riddles – For Kids, Solar System Flashcard Quiz, Earth Reading Comprehension Worksheet – Definition with Questions, Planet Fact Sheet for Planets of the Solar System. Falling behind Mercury and Venus and in front of Mars. Then about 3. Its atmosphere is 77% nitrogen and 21% oxygen, with traces of other gases. You'll find all the things you ever wanted to know plus so much more in one fascinating book. These facts will amaze you, and you will find that there are a lot of fun interesting facts about earth and geography which you didn't know until now !. Opportunity's record-breaking exploration laid the groundwork for future missions to the Red Planet. Earth might be a mere pale blue dot in the grand scheme of the cosmos, but it remains central to our own existence. 1 million sq mi). Earth is the densest planet in the solar system and the only one not named after a god. How much do you know about planets such as Mars, Venus and Jupiter? Give our quiz questions a go and find out! Scroll down when you've finished and see how many of them you got correct. Earth is the only planet in the solar system whose name does not derive from gods or goddesses names. You can also learn how hot the Inner Core is, how thick it is and some interesting facts about the Inner Core. Planet Earth: Facts About Its Orbit, Atmosphere & Size. Butler April 1, 2019 Read more. There are two kinds of water; salt water and freshwater. Fossil evidence has suggested most life on Earth is mysteriously wiped out every 26 million to 27 million years. The Earth’s atmosphere is composed mainly of nitrogen (78%), oxygen (21%), argon (. Most people know that Earth is the only planet in our Solar System with an atmosphere that readily supports life (oxygen & water). Five "facts" about planet Earth that are completely wrong In his new book Everything You Know About Planet Earth is Wrong (Batsford), Matt Brown exposes the fiction behind some of the things we learnt in geography class. 20 Facts about the Earth The Earth is the third planet from the sun and is the biggest of the terrestrial planets. Here is a great compilation of 62 General Knowledge questions and answers on Universe | Space ! We will make this list more big in coming days; in the mean time - Enjoy !! Universe ~~ Image via: commons. Be a science sleuth and track our planet earth — oceans, mountains, places, nature, global warming, pollution, the natural world and much more. Earth and Nature Trivia - Science Trivia Questions and Answers About the Planet Earth and Our Environment Nature, earth, and environment trivia quiz questions. Get breaking space news and the latest updates on rocket launches, skywatching events and more! No spam, we promise. information around the Web. Earth is the only planet in the Solar System with an atmosphere that contains a large amount of oxygen. As it cools, we enter a solar system period called the great bombardment. Planet Earth The science we support is amazing. Earth is the brightest planet, according to scientists. 10 random facts about the earth that will blow your mind 10 random facts about the earth that will blow your mind. It covers the basic facts about the planet and explains the axis, equator, north and south poles and hemispheres. We are authors (together, individually and with others) of numerous books for teachers and kids, published in Australia and overseas. Each year, as we orbit around the sun the tilt of the planet causes different parts of the planet to spend more time in sunlight. Venus is the brightest planet and can be seen without a telescope. The Cities team filming monkeys in India. EARTH—According to a statement released to the press Tuesday, the planet Earth has "just about run out of ways" to let its roughly 6. What is a Sandstorm? We may have heard about sandstorms at one point in our lives. As Carl Sagan pointed out , "It's home, it's us". Most scientists believe that when planet Earth formed, about four and a half billion years ago, it was a dry, rocky planet. 2 billion kilometers away from Earth. Earth is the third planet from the Sun. The Moon is the second brightest object in the sky from Earth. Fact 6: Earth isn't a Sphere. It has a mean distance from the Sun of 2. This is still more than 25 times as much water as all rivers and fresh water lakes. 1 day ago · It has been estimated that nearly 1/7th of the ancient ocean of Mars is trapped in the frozen polar cap. All 23 hours 56 minutes and 4. It is estimated to be over 4. Of the 40 poorest and hungriest nations on earth, 36 actually export food to richer countries. Earth may not be the largest planet in the solar system but it's the densest. Samantha Lee/Business Insider Mars has almost as much surface as Earth has land — but that doesn’t account for the 71% of Earth that’s covered in water. The average thickness of the Arctic ice sheet is about 9 to 10 feet, although there are some areas as thick as 65 feet. The Earth is the Earth and the moon is the moon. Big ones slam into the planet often enough to keep NASA on constant lookout. It is the smallest dwarf planet discovered in our universe (so far) and is the only one found in the asteroid belt. The Earth spins on its own axis every 23 hours 56 minutes and takes 365 days 6 hours to orbit the sun. For more on this topic, check out Plate Tectonics: An Insider's History of the Modern Theory of the Earth by Naomi Oreskes and Supercontinent: Ten Billion Years in the Life of Our Planet by Ted Nield. Mars is visible with the naked eye. 4 Orbit inclination (degrees) 0 Orbit eccentricity (deviation from circular) 0. Let's explore some facts about the layers of the earth! Then, why not take a look at the activities to support your learning in the section at the end to test what you have learned? The Earth is made of three layers that are just like an onion. Planet Earth Facts. Water covers 70 % of the surface. Venus and Earth are the 2nd and 3rd planets from the Sun, respectively. Earth is the third planet from the sun, orbiting at a distance of 93 million miles (150 million km). Planet Earth (2006) Trivia. Planet Profile. This is because the middle of the Earth or the equator bulges out slightly due to the spin of the Earth. Earth is the only planet known to support life. From 1 st September 2018 Earth, Planets and Space levies an article-processing charge (APC) of 1,200EUR for full papers, express letters, and technical reports. This is still more than 25 times as much water as all rivers and fresh water lakes. It is believed that the earth formed about 4.  Had Earth formed in a more gentle way, the result would have been a cold and dead planet, because the energy of the falling bodies would have been small enough that the bodies would bounce back into space . Play Planet Earth quizzes on Sporcle, the world's largest quiz community. Planet Facts. Being meek and weak in life makes these dying multitudes even more invisible in death. Stream Planet Earth FREE with Your TV Subscription!. A comprehensive database of more than 66 planet quizzes online, test your knowledge with planet quiz questions. Short, sharp facts combine with hundreds of pictures and illustrations to deliver information with a punch. Fun Facts about Planet Earth. *The planet is the densest body in the solar system, and its core is composed mostly of iron and nickel. 3 percent as a result of the fact that it rotates about its axis. If we look at the history of the biosphere, the history of life on earth, in the long run, the earth is just going to pick that up and do what is interesting for it. 10 Quick Earth Facts. Earth has only one satellite, the Moon. X will fly off again, not to be seen for another 3,600 years. Oceans cover 70 percent of the planet Earth, but humans have only explored 5 percent of the oceans. Other planets like Saturn are made of gas. The inner core of the Earth is hotter than the surface of the Sun. We built temples reaching to the heavens, to transcend our earthly bounds. Earth orbit is riddled with debris generated by "bootstrap" space development; use of kinetic barriers is recommended at altitudes over 85 km. We're all a part of this amazing planet, but we're changing it like never before. Planet Earth - Coloring Page (Space) The coloring page is printable and can be used in the classroom or at home. See the fact file for more information on the Earth. It is the third closest planet to the sun and the largest planet among the four terrestrial planets (other are Mercury, Venus and Mars). Earth Facts: Earth is the 3rd planet from the sun in our solar system. These include the chemistry at Earth's surface, the rate of cooling of the planet's interior, the gravitational interactions with other objects in the Solar System, and a steady increase in the Sun's luminosity. A perfect resource for children to use for research projects or to introduce a new topic. It was discovered by William Herschel in 1781. That is because we developed here, and so we were formed to need a certain amount of…. Fellow visitors! Please find below all the CodyCross Planet Earth Answers, Cheats and Solutions. Earth takes 365 days to orbit the sun. Uranus is the seventh planet from the Sun and is the third largest in the solar system. It is the biggest and takes up 84 percent of the Earth. The biological and geological future of Earth can be extrapolated based upon the estimated effects of several long-term influences. Mars is around half the size of Earth. We're all a part of this amazing planet, but we're changing it like never before. Mars may once again become a more Earth-like habitable environment. This tilt produces the seasonal climate variations. 091 seconds of it, that is. Planet Earth II’s most mindblowing moments It has been pretty special, Planet Earth II. Less than 1 percent of the Earth's water is fresh water, and 2-3 percent is contained in glaciers and ice caps. 12 Oct 2016- Explore littlemaria802's board "planet Earth facts" on Pinterest. Another fun bit: On one of the lazy weekends, grab a DVD and watch this movie named “E. Mars is visible with the naked eye. Our online planet trivia quizzes can be adapted to suit your requirements for taking some of the top planet quizzes. 427 grams per cubic centimeter. One interesting fact about Mars is that the tallest mountain in the solar system is on Mars. Earth is the third planet, and 93,000,000 miles (150,000,000 km. Gravitational forces have molded the earth, like all celestial bodies, into a spherical shape. Big ones slam into the planet often enough to keep NASA on constant lookout. Like a surly "Planet Earth," Netflix's "Our Planet" ruthlessly contrasts the world's wonders with the environmental crisis killing them. Planet Earth is a 2006 British television series produced by the BBC Natural History Unit. It is so unique that its presence just feels like a miracle, none of the other planets of our Solar system are that special. As far as science "knows," the planet earth is unique in the entire universe. The water that came from your faucet could contain molecules that Neanderthals drank… 4. Earth is moving faster than you think. The Most Extreme Facts About Planet Earth 134 degrees is the hottest ever recorded temperature, measured in 2013 in Death Valley, California. What name is given to the hard white material of elephant tusks?. Mars is visible with the naked eye. Discover 1000 Facts on Planet Earth, an amazing guide to our physical world. Get breaking space news and the latest updates on rocket launches, skywatching events and more! No spam, we promise. Earth Fact Sheet. You may think that the earth is a perfect circle, but it is actually an oblate spheroid. There are more than 100 million pieces of junk orbiting Earth at about 17,000 miles per hour (27,000 km/hr). com is your home for good news about sustainable living and learning more about how humankind is creating a thriving, resource rich, sustainable relationship with the Earth. It’s a story of friendship between a 7yr old girl Gertie and her elder brother Elliot with an alien who accidentally gets left on planet earth. Despite its small size, Mercury still has a molten core which surprised scientists. It was the first of its kind to be filmed in high definition and it was watched by over half a billion people. Venus is the brightest planet and can be seen without a telescope. From Earth, Jupiter is the third brightest object in the night sky, after the moon and Venus. You can unsubscribe at any time and we'll never share your details without your. Neptune facts show that Neptune was once ravaged by a mighty storm that could cover the Earth's entire surface. Reconnect Humankind with Nature. Earth, nature, and environment trivia quiz questions. Its path sometimes brings it closer to the Sun than Neptune. Mercury, Venus, Earth and Mars make up the inner planets in our solar system. See more ideas about Teaching science, Science for kids and Science lessons. EARTH The earth spins through space like a top. Facts About Earth #3: Earth is Actually Two Planets. Between Mars and Jupiter, is a Dwarf Planet known as Ceres. Earth Day activities for kids. Due to the apparent movements of the Sun and the planets in relation to our viewpoint, ancient civilizations believed in the Ptolemaic system, a description of the cosmos where Earth is at the orbital center of all celestial bodies. For a long time, people thought that the Earth was the center of the universe. The $350 million project, which concluded in 1994, left Windischeschenbach, Germany with a hole 9,100 metres (30,000 ft) deep and as hot as 265 degrees Celsius (509 °F). Planet Earth Facts. The distance from the sun to Earth is over 90 million miles. Such a small planet should have lost its heat and solidified, but Mercury’s core churns on, generating a magnetic field (albeit one hundredth that of Earth) and an actual magnetosphere around the planet to deflect the solar wind. The average depth of the ocean is 3,795 m. As Earth Hour rolled around the globe, thousands of landmarks switched off their lights in solidarity for our planet. 3 / 11 Following the descent of the planet's mightiest rivers from their sources to the sea. It is the third planet in the solar system, in terms of ascending distance from the Sun. ANSWERS opinions about planet earth A s: 1. Planet Facts. The atmosphere also protects us from incoming meteoroids, most of which break up before they can hit the surface. Its atmosphere is 77% nitrogen and 21% oxygen, with traces of other gases. The average temperature on Earth is about 14-15° C (59° F). secondsPerQuiz }} seconds to answer each question. Have fun answering a range of questions related to the planets in our Solar System. Earth as you know is our very own planet, and is the only known planet currently that supports life. Our solar system has eight planets: Mercury, Venus, Earth, Mars, Jupiter, Saturn, Uranus and Neptune. David Attenborough celebrates the amazing variety of the natural world in this epic documentary series, filmed over four years across 64 different countries. The Earth's Polar radius is 3,949.  Had Earth formed in a more gentle way, the result would have been a cold and dead planet, because the energy of the falling bodies would have been small enough that the bodies would bounce back into space . Jupiter has more than double the mass of all the other. All of the things we need to survive are provided under a thin layer of atmosphere that separates us from the uninhabitable void of space. Earth rotates about this axis once each day (approximately 24 hours). Planet Earth is a 2006 British television series produced by the BBC Natural History Unit. FACTS » 70% of the Earth is covered in water, Earth is the only planet on which water can exist in liquid form on the surface of the planet » The Earth actually takes 23 hours, 56 minutes and 4 seconds to rotate on its axis rather than 24 hours » The distance from Earth to the Moon is 384,400 km. Earth, also known as the Blue Planet, is the only planet in the Solar System that supports life. Reconnect Humankind with Nature. Earth is around 4. Can you name the longest mountain range on Earth? How about the shape of the Earth? It's a sphere right? The answers to some of these questions might surprise you. Earth is the only planet known to support life. 5 billion years old. A large collection of Earth Science trivia quizzes in our Sci / Tech category. Earth, the planet that we live in, is the only planet in the solar system that is known to harbor any life form. Individuals, businesses and cities in 188 countries and territories worldwide joined Earth Hour 2019 to speak up for nature and inspire urgent action for the environment. While it is common knowledge that it comprises of sand and that it could cause several adverse effects towards the environment and the well-being of the people, there are still a lot of things that we do not know about the phenomenon. 18 Mercury’s would fit into the Earth. But that won't be true forever. You may think that the earth is a perfect circle, but it is actually an oblate spheroid. Planet Earth Facts. “Certainly, we’re pushing the earth into a new era. If you were to separate all the materials that make up Earth, you would have about 32,1% iron, 30,1% oxygen, 15,1% silicon and 13,9% magnesium. The Earth is one of the nine planets in our solar system. The Planet Earth series was released in 2006 by the BBC Natural History unit, the most expensive nature documentary series ever commissioned by the BBC, and the first shot in high-definition. Included are activities, songs and stories about the earth and solar system. While it is common knowledge that it comprises of sand and that it could cause several adverse effects towards the environment and the well-being of the people, there are still a lot of things that we do not know about the phenomenon. Check out more details about our planet Earth and our planetary neighbors in the Earth at a Glance feature on ecology. 2 days ago · Created to propel humankind beyond the limits of Earth, Kennedy Space Center is now facing a terrestrial threat — the warming of our home planet, leading to sea level rise, erosion and. Jupiter has more than double the mass of all the other. 4 miles beneath Earth's surface. Earth is the only planet in our solar system known to harbor life. Here’s a roundup of the earth-friendly campaigns we love and how you can help. Satellite photos of Earth and high-speed cameras that preserve animals' motion round out this. Eventually known as the seventh planet from the Sun, this enigmatic, beautiful, gassy, blue-green ice giant is so far away from its home star that one full orbit takes 84 Earth years to complete. 16) The earth is the only place in the entire Universe where we know that life exists. 54 billion years ago and is the only known planet in the solar system to support life. Saturn is huge. The Earth is the fifth-largest planet in our Solar System (after Jupiter, Saturn, Uranus, and Neptune). Interesting Facts About Mercury: 11-20. The purpose of this trivia quiz is to commemorate Earth Week. Fast facts about earth. It's actually an oblate spheroid, thanks to a a slight equatorial bulge (the difference between the equatorial and polar diameters). The planet is around 4. We start off with a hot lava blob that is mostly heavy stuff. 3 percent as a result of the fact that it rotates about its axis. It is almost 17 miles high. Earth-chan is an anime-style anthropomorphic representation of the planet Earth. All of the Earth's continents are wider at the north than in the south. 427 grams per cubic centimeter. Liz Wheeler OANN Tipping Point. Earth is the 5th largest planet almost 2 million square miles. It is the only world known planet to support an atmosphere with free oxygen, liquid water on the surface, and, perhaps this is the most important amazing, life. And for more awe-inspiring facts about this planet of ours, check out these 50 Facts About Nature's Wonders That Will Take Your Breath Away.