Gravity & Free-Fall
Across
- 2. A person runs in a straight line at a constant speed. What is the value for their acceleration?
- 5. Heavier objects only fall faster when there is air _______.
- 9. True or false: all objects in free-fall accelerate at the same rate when there is no air resistance.
- 10. True or false: gravity exerts the same force on all objects
- 11. As something falls, does it speed up or go a constant speed?
- 12. Heavier object experience a ____ force of gravity than small object
- 13. To be accelerating, an object must be speeding up, slowing down, or changing ______.
- 14. The acceleration due to gravity on earth is - ___.8 m/s/s
Down
- 1. As something falls, it speeds up by -9.8____ per second every second
- 3. The units of acceleration are meters per second per ______.
- 4. When there is no air resistance, all objects in free-fall accelerate at the _____ rate.
- 6. The value for acceleration of all objects in free-fall is -9.___ m/s/s
- 7. When an object speeds up, slows down, or changes direction then it is _________.
- 8. A car drives around a turn at a constant speed. Is it accelerating?