The Acceleration of Gravity on Earth Is Approximately 10 M/s²

question 33

Multiple Choice

The acceleration of gravity on Earth is approximately 10 m/s² (more precisely,9.8 m/s²) .If you drop a rock from a tall building,about how fast will it be falling after 3 seconds?

• A)30 m/s.
• B)10 m/s.
• C)30 m/s²
• D)10 m/s²
• E)20 m/s

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