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Earth/Space Science
5th Grade Earth Space Science Study Guide - CA #12
| Question | Answer |
|---|---|
| Outer planets have _____ moons than inner planets. | more |
| The four inner planets in our solar system (densest planets): | Mercury, Venus, Earth and Mars |
| The four outer planets in our solar system (gas giants): | Jupiter, Saturn, Uranus, and Neptune |
| Does it take inner planets years or days to complete a revolution around the sun? | Days *These planets are the four closest to the sun in our solar system. |
| Does it take outer planets years or days to complete a revolution around the sun? | Years *These planets are the four furthest from the sun in our solar system. |
| Described as "gas giants" or "Jovian planets": | Outer planets *Jupiter, Saturn, Uranus, and Neptune |
| Earth rotates on an: | axis |
| These planets, made of rock and melted metal, are the densest planets in our solar system: | Inner planets *Mercury, Venus, Earth and Mars |
| What direction does the sun rise in? | East |
| What direction does the sun set in? | West |
| This space object orbits the sun and it's tail ALWAYS points away from the sun: | Comet |
| What divides the four inner planets from the four outer planets in space? | Asteroid Belt |
| A solar system is made up of... | several planets orbiting a star, such as the sun. |
| Several planets orbiting a star, such as the sun, is called what? | A solar system |
| Inner planets (Mercury, Venus, Earth, Mars) have this type of center: | Rocky |
| Outer planets (Jupiter, Saturn, Uranus, Neptune) are made up mostly of ______ and are the least dense planets in our solar system. | gases *this is why these four planets are described as gas giants |
| If earth spun faster on it's axis, days would be shorter or longer than 24 hours? | Shorter |
| We know that the sun does not move, but earth orbits around it. What makes the sun look like it is moving across the sky? | Earth's rotation on it's axis. |
| It takes 24 hours for Earth to orbit around the sun. How many hours does it take for Earth to complete half of an orbit around the sun? | 12 hours |
| What holds the dust, gases, and stars of a galaxy together? | Gravity |
| There are many stars in space, such as the sun. What makes the sun so important to humans and our survival on Earth? | It is close enough to Earth to provide heat energy, which we could not survive without. |
| Mercury, Venus, Earth and Mars have the smallest diameters. Making them ______. | The smallest planets in our solar system. *These inner planets have less moons than outer planets. |
| Jupiter, Saturn, Uranus and Neptune have the largest diameters. Making them _____. | The largest planets in our solar system. *These outer planets have more moons than inner planets. |
| How long does it take Earth to orbit, or complete a revolution, around the sun? | 365 days |
| Outer planets have ______ ______ atmospheres. | thick gaseous |
Created by:
Aerialelia
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