Physics, 06.07.2019 10:30 kaykay9243
To measure the height of a building without a ruler or tape measure, an engineer drops a rock off the top of the building and finds out it takes 4.9 seconds for the rock to reach the ground. how high is the building could you tell me the steps, as well? i kind of understand how to do it, but some would be greatly appreciated (: .
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