Freefall Worksheet
1. I drop a penny from the top of the tower at the front of Clinton High and it takes 1.85
seconds to hit the ground. Calculate The height of the tower.
2.
If I drop a watermelon from the top of one of the tower dorms at MSU, and it takes 3.34
seconds to hit the ground, calculate how tall the building is in meters.
3. You are walking in Paris alongside the Eiffel Tower and suddenly a croissant smacks you
on the head and knocks you to the ground. From your handy dandy tourist guidebook you
find that the height of the Eiffel Tower is 300.5 m. If you neglect air resistance, calculate
how many seconds the croissant dropped before it tagged you on the head.
4. If you were to throw a large log over the edge of the Grand Canyon and it took 5.65
seconds to hit the ground, calculate the velocity of the log at impact in m/s and calculate
the distance the log fell in meters.
5.
Mr Lockhart drops his keys off the top of the stadium. It takes them 1.5s to hit the ground. What was the max rate of acceleration
achieved by the keys? How high up was the stadium?
6.
A bomb is dropped from a fighter jet at 3000m above a small village how long will it take the bomb to make contact with the ground?
7.
Spiderman’s cell phone falls from his pocket while he surveying the city. His spider senses have failed him. It takes the phone 3.6s to
crash into the pavement below. How high up was spiderman?
8.
Czar Lockhart glides over the village on his hoverboard. Turbulence causes him to lose his balance. He falls, but lands on his feet. He was
about 4m above the townspeople. how long did he have to recover before he hit the ground.
9.
Your chicken nugget falls from your tray. It takes the nugget exactly one second to hit the floor. How high up are you? Where could you
possibly be?
10.
Its raining iPhone 5s from a blimp. They do not have protective cases. The blimp is 70m above. How long does it take the iphone to
accelerate towards the earth. How fast are they going before they make impact?