The kinetic energy of a roller coaster is 100 joules. The potential energy of the same coaster is 100 joules. What is the mechanical energy of the coaster?
A. 0 joules
B. 200 joules
C. 500 joules
D. 1,000 joules
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4
Answer:answer is 200 joules
Explanation:
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7
Answer:
B. 200 joules
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