Across
- 1. If two objects ____, they will move in the direction of the object that initially had greater momentum
- 4. the resistance that one surface or object encounters while moving
- 7. Which water turbine, at a hydroelectric power plant, would spin faster with the same amount and speed of water hitting each, one with straight blades or one with curved/scooped blades?
- 11. The ____ time it takes to change the momentum of an object,the smaller the force needed will become
- 14. A 400N is applied to two different carts for the same amount of time, one cart is larger than the other. Which cart experiences a greater change in momentum?
- 15. how much mass is in motion
Down
- 2. force x (change in time)
- 3. momentum _____ as mass and velocity increase
- 5. when two objects ______, they will sometimes bounce off of each other and move in opposite directions
- 6. mass X acceleration
- 8. the speed of something in a given direction
- 9. momentum equation
- 10. during a collision, objects are _____ due to the large forces involved
- 12. SI unit for momentum
- 13. How can a soccer ball have more momentum than a large truck?