Praxis II Physics Content Knowledge Exam Prep

Category - Praxis II Physics Content Knowledge Test Prep

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A cart at the top of a hill is released and rolls down the hill. Which of the following describes the energy of the cart just as it reaches the bottom of the hill?

The cart has no energy.
The cart has maximum kinetic energy.
The cart has maximum gravitational potential energy.
The cart has equal gravitational potential and kinetic energy.

Explanation

Answer: B - The cart has maximum kinetic energy.

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