F = mg = 50kg * 9.8N/kg = 490N.
W = Fd = 490N * 300m = 147,000 Joules.
A hiker climbs a hill 300m high.If she weighs 50kg,calculate the work she does in lifting her body to the top of the hill
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1.5x10 ^5
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Work= force x distance
Work= 50 x 300
Work= 15000J(Joules)
Work= 50 x 300
Work= 15000J(Joules)
2 answers