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zalisa
[80]
3 years ago
5
Determine the kinetic energy of 1000 kg roller coaster car that is moving with speed of 20.0m/s (KE=1/2mv²)(PE=mgh (g=9.8m/s²)
Social Studies
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1
answer:
Fed
[463]
3 years ago
5
0
Answer:
200000 J
Explanation:
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