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Solar system
| Term | Definition |
|---|---|
| Astronomical unit | Used to measure far distance in space 1 AU= Distance from earth to sun |
| Meteoroid | Chunks of rock smaller than an asteroid |
| Asteroids | Millions of small rocky objects between mars and Jupiter |
| Comets | Made of gas dust and ice revolve around the sun. |
| Meteor ☄️ | Streak of light |
| Meteorite | Space rock found on the earth. |
| Inner laneys | _ terrestrial planets Solid and rocky Mercury Venus earth mars |
| Outer planets | Gas giants Made of ice and gas Jupiter Saturn Uranus Neptune Rings and moons Hydrogen and helium. |