Unit 2 science review

2. When 2 tectonic plates move away from each other.
5. The movement inside of Earth’s mantle that causes Earth’s crust to slightly shift.
7. This is a land form created by convergent subduction boundaries.
9. A large clump of ice and rock orbiting the sun in a long elliptical orbit.
10. A measurement of force.
12. The most commonly known space company.
14. What Alfred Wegener called the super continent many years ago.
17. The only planet known to man to support life.
18. Biggest planet in the solar system.
19. Whether a planet can support life or not.

1. When a object revolves around another object
3. Earth’s only major natural satellite.
4. The largest layer of the Earth’s crust.
6. The solar system’s hottest planet.
8. When an object in space moves around in circles around another object.
9. When 2 tectonic plates collide/crash into each other.
11. when 2 plate boundaries move past each other in opposite directions.
13. A large piece of rock orbiting close to the sun, but too small to be a planet.
15. A force of attraction between 2 objects.
16. Earth’s closest neighbor planet.