Question

1. Define K.E and P.E by taking examples.
2. Prove that
a. K.E ½ mv²
b. P.E =mgh.
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Answer 1

Explanation:

1. if you hold a swing it has potential energy

after releasing it it has Kinetic energy

Answer 2

Explanation:

1. if you hold a swing it has potential energy

after releasing it it has Kinetic energy