Kat J.

asked • 02/02/21

AP Physics 1 Question involving KE and Momentum

An object has a kinetic energy of 277 J and a momentum of magnitude 28.4 kg · m/s.

(a) Find the speed of the object.

(b) Find the mass of the object.

1 Expert Answer

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Ashley G. answered • 02/03/21

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I did a short video to help you see the substitution. Just remember two equations, two unknowns usually means substitution.

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