Across
- 3. A feather falls slower than a hammer when they are dropped from the same height because of air _____________
- 5. When a ball is tossed up, its velocity __________ by 10 m/s for every second
- 7. If there is no air resistance, the gradient of the speed time graph of a falling object is always __________ at 10 m/s2
- 10. Acceleration due to gravity is always _________ (direction)
- 11. _______ fall is when an object falls freely with no air resistance
Down
- 1. When a ball is tossed up and reaches the highest point, its velocity is ______
- 2. The ____________ of free fall is represented by the symbol g
- 4. The acceleration of free fall can be found by dropping a steel ball through two light sensors over a fixed height and recording the ______ taken to do so
- 6. The acceleration of free fall on the ________ is only 1.6 m/s2 as moon is much smaller than earth
- 8. The acceleration of all falling objects on earth is 9.8 m/s2 or approximately ______ m/s2
- 9. If a feather and a hammer is dropped from the same height on the moon, both will reach the ground at the _______ time since there is no air resistance