2 years ago

Please help me asap !!!!!!

Physics

1 answer:

Agata [3.3K]2 years ago

5 0

Hi, i'm sorry if this is wrong but would it be D?

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An airplane travels from st louis to portland, oregon in 4.33 hours. if the distance traveled is 2,742 kilometers, what is the a

Makovka662 [10]

Average speed = (total distance covered) / (total time to cover the distance)

   = (2,742 km) / (4.33 hours)

   = (2,742 / 4.33) km/hr

   = 633 km/hr (rounded)

4 0

2 years ago

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An acorn falls from a tree and hits the ground in 0.8 s. How far did the acorn fall . Use g = 9.8 m/s^2. Round your final result

mylen [45]

The distance covered by the acorn is 3.136 m.

<u>Explanation:</u>

The time taken for the acorn to hit the ground is 0.8 s. As it is a free fall, the acorn will be completely under the influence of gravity. So the acceleration will be acceleration due to gravity.

Then using the second law of equation,

$s=ut+\frac{1}{2}gt^{2}$