WebMay 14, 2024 · Here are 10 tidbits: 1. On Earth, we live in the troposphere, the closest atmospheric layer to Earth’s surface. “Tropos” means “change,” and the name reflects our constantly changing weather and mixture of … WebMar 22, 2024 · Kid-Friendly Mars. Mars is a cold desert world. It is half the size of Earth. Mars is sometimes called the Red Planet. It's red because of rusty iron in the ground. Like Earth, Mars has seasons, polar ice caps, volcanoes, canyons, and weather. It has a very thin atmosphere made of carbon dioxide, nitrogen, and argon.
Global CO2-emissions - The World Counts
WebSo far Earth is the only planet that seems to have life. 3. Earth is 4.543 billion years old. By comparison Humans have only been around 300,000 years ago. 4. Earth’s surface is mainly water. About 71 percent of the … WebThe three gases with the highest percentages in the atmosphere are all elements: 78% nitrogen, N₂. 21% oxygen, O₂. 0.9% argon, Ar. These three gases make up 99.9% of the … holiday inn express raleigh gorman street
Thermosphere NASA Space Place – NASA Science for Kids
WebInner regions get just 2 inches (50 millimeters) of precipitation a year (typically as snow, of course). Despite Antartica's desert-like climate, it also contains 70% of the Earth's … WebMay 20, 2024 · Earth’s atmosphere is composed of about 78 percent nitrogen, 21 percent oxygen, 0.9 percent argon, and 0.1 percent other gases. Trace amounts of carbon dioxide, methane, water vapor, and neon are some of the other gases that make up the … One of the main components of Earth’s interdependent physical systems is the … WebFacts about the Earth. 1) Earth is the third planet from the sun in our solar system. Its name comes from the the old English and Germanic words meaning ‘the ground’. 2) Our amazing planet has been around for quite some time. By researching our planet’s rocks, scientists have calculated the Earth to be around 4.5 billion years old! hugin ship