We must remember the principle of conservation of energy which tells us that energy is transformed from one way to another. For this case, the initial kinetic energy is transformed into useful work that is equal to the product of force by distance.

$E_{k}=F*d\\400 = 8000*d\\d = 0.05 [m] = 50 [mm]$

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3 years ago

A bird flies directly into the windshield of a moving car. How does the FORCE exerted on the car compare to the FORCE exerted on

Anarel [89]

Answer:

Explanation:

7 0

3 years ago

Why do plants produce their own food

Serhud [2]

Because way back, when there were some kinds of plants that made
their own food, and other kinds of plants that depended on dinosaurs or
people to bring them food, guess which ones starved and became extinct,
and which ones lived and are still among us today.

7 0

4 years ago

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Calcium (Ca) is in the second column of the periodic table and is classified as an alkaline earth metal. Which of the following

enot [183]

Answer:

CaI2

Explanation:

4 0

3 years ago