Will the time to hit the floor depend on the speed

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Reference no: EM13805205

1. Suppose you roll a ball off a tabletop. Will the time to hit the floor depend on the speed of the ball? ( Will a fast ball take a longer time to hit the floor?) Defend your answer.

2. Fragments of fireworks beautifully illuminate the night sky. ( a) What specific path is ideally traced by each fragment? ( b) What paths would the fragments trace in a gravity- free region?

3. The hang time of a basketball player who jumps a vertical distance of 2 feet ( 0.6 m) is about What will be the hang time if the player reaches the same height while jumping 4 feet ( 1.2 m) horizontally?

4. Why are satellites normally sent into orbit by firing them in an easterly direction, the direction in which Earth spins?

5. Which requires less fuel, launching a rocket to escape speed from the Moon or from Earth? Defend your answer.

Reference no: EM13805205

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