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09-09-2020
Physics

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A naughty girl throws a stone off a cliff with an initial horizontal speed of 5.4 m/s. The stone was in the air for 1.4 seconds before hitting the ground. How high is the chur?
(Hint: Create a table with X-component and y-component then list your number symbol under the correct column.)

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09-09-2020

Answer:

9.6 m

Explanation:

h = y_0 t + 1/2 a t^2 = 1/2 (9.81) (1.4)^2 = 9.6 m.

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