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Solar System
| Term | Definition |
|---|---|
| Saturn | known for its rings; rings are made of ice, dust and rock |
| Mercury | closest to the Sun; takes 88 days to go around the sun |
| Earth | 70% covered in water; only planet with life |
| Uranus | rotates on its side; takes 84 years to go around the sun |
| Jupiter | largest planet; Great Red Spot is a giant storm |
| Venus | hottest planet; brightest planet |
| Mars | has largest volcano in solar system; most like earth |
| Neptune | farthest from the Sun; covered in ice |
| Moon's surface is covered in... | craters, mountains and plains |
| Earth's closest neighbor | the Moon |
| Phases of the Moon | the apparent shapes of the moon |
| How long does it take for the Moon to revolve around Earth? | 29 days |
| eclipse | a shadow made by Earth or the Moon |
| lunar eclipse | when Earth makes a shadow on the Moon |
| solar eclipse | when the Moon makes a shadow on Earth |
| How long does it take for Earth to make rotation? | 24 hours |
| Rotating means... | spinning |
| How long does it take for Earth to revolve around the Sun? | 365 1/4 days or 1 year |
| Earth's axis is... | tilted |
| Why do we have seasons? | because Earth revolves around the Sun on a tilted axis |
| When a meteoroid strikes Earth, it is called ... | a meteorite |
| What causes Earth to have day and night? | Earth's rotation (spinning) |
| A star is... | a sphere of hot gases that gives off light and heat |
| A constellation is... | a group of stars that make a pattern or picture in the sky |
| Name 3 ways how the Sun and Earth are alike. | both are spheres, both have cores and both are made of layers |
| How many constellations are there? | 88 |