Across
- 2. How much matter is in an object.
- 5. Causes things to slow down.
- 9. Volcanoes around the Pacific rim.
- 10. A continent is part of this.
- 13. A type of boundary where 2 plates slide past each other
- 14. Forces work in an _______ but opposite pair.
- 16. Happens in the ocean where 2 plates move apart.
- 17. The process of continents moving apart.
- 18. If a ball rolls at a constant rate on a flat surface, the motion is due to ________ forces.
- 19. The same types of animal ______ have been found on continents separated by oceans.
- 20. A truck beginning to move is an example of a(n) _______ force.
- 21. Measured in Newtons
- 22. A type of boundary where 2 plates move away from each other.
Down
- 1. Created Hawaiian Volcanic Islands.
- 2. These types of rocks need heat and pressure in order to be formed.
- 3. A type of boundary where 2 plates collide.
- 4. One big super landmass.
- 6. All forces come in _______.
- 7. A material that we experimented with in class that is similar to Earth's mantle material.
- 8. Landform that forms when an oceanic plate subducts under a continental plate.
- 11. The mountain range in the middle of the Atlantic Ocean.
- 12. The force that causes the weight of an object to change.
- 15. An object that is at rest is due to ________ forces.
