Question

a rock falls for 1.43 seconds. how far did it fall?

Answer 1

The Answer is 10.03 m

Explanation:

Given,

time =1.43 s

distance =?

acceleration= 9.81

Now by the formula

s=ut + 1/2 gt^2

s= 0× 1.43 +1/2 (9.81)×(1.43)^2

s= 10.03 m

therefore distance = 10.03 m