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Arada [10]
4 years ago
9

Tim observes that a force pulls him down when he jumps up in the air. Based on his observation, which conclusion is correct?

Physics
1 answer:
enyata [817]4 years ago
8 0
Gravitational force is a non-contact force.
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ICE Princess25 [194]

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Explanation:

6 0
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Andrei [34K]

Answer:

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3 years ago
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8 0
4 years ago
A stone tumbles into a mine shaft strikes bottom after falling for 4.2 seconds. How deep is the mine shaft
ziro4ka [17]
d = u \times t \: + \frac{1}{2} \times a \times {t}^{2}
Since initial velocity is zero hence , u = 0

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on solving we get

d = 86.436 metres


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