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1. An object falls from the St. Louis Gateway Arch and hits the ground in 6 seconds. The arch is 630 feet tall. Calculate the average speed of the falling object.
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1 vote
1. An object falls from the St. Louis Gateway Arch and hits the ground in 6 seconds.

The arch is 630 feet tall. Calculate the average speed of the falling object.

User Rabiah
by
4.7k points

1 Answer

1 vote

Answer:

H = Vav t

Vav = 630 ft / 6 sec = 105 ft/s

Check:

H = Vav * t = 105 ft/sec * 6 sec = 630 ft

User Radu Andrei
by
4.6k points
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