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Vinil7 [7]
3 years ago
6

If you hold a 50 kilogram barbell above your head for 3 seconds and

Physics
1 answer:
aalyn [17]3 years ago
3 0

Answer:

c

if you calculate the net force you get 490 N

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Answer:

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3 years ago
Explain why a fire engine’s siren sounds lower in pitch after the fire engine passes you.  
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