The formula for kinetic energy is

(A) a definition.
(B) derived from Newton's Laws.
(C) an independent law of nature.

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Questions --- What this question is about

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21.1

The formula for kinetic energy is

(A) a definition. --- No.

We derived it from the definition of work.

Try again.

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Questions --- What this question is about

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21.1

The formula for kinetic energy is

(B) derived from Newton's Laws. --- Yes.

We derived it for a special case,
but it holds for any force.

Check the other answers.

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Questions --- What this question is about

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21.1

The formula for kinetic energy is

(C) an independent law of nature. --- No.

We derived it from Newton's Laws.

Try again.

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Questions --- What this question is about

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21.1