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A hiker climbs a hill

An 80 kg hiker climbs a 1000 m high hill at a constant speed. If the hiker's body is 25% efficient, how many kg of fat does the
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2. asked by Bobby
3. 1,354 views
An 80-kg hiker climbs to the top of a tall hill and builds up 470,000 J of gravitational potential energy. How high did the
1. 1 answer
2. 77 views
An 80-kg hiker climbs to the top of a tall hill and builds up 470,000 J of gravitational potential energy. How high did the
1. 1 answer
2. 24 views
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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2. asked by Luc
3. 3,443 views
A hiker climbs a hill 300m high and weighs 50kg. Calculate the power if she takes 1 hour to climb the hill
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2. asked by Lame
3. 678 views
How much work is done when a mass of 3 kg (weighing 30 N)is lifted vertically through 6 m?. A hiker climbs a hill 300 m high. If
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2. asked by Rainzz
3. 3,586 views
A 55 kg hiker starts at an elevation of 1600 m and climbs to the top of a 3400 m peak.(a) What is the hiker's change in
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2. asked by Danny
3. 2,296 views
The start of a hike, a hiker was at an elevation of –50 feet (where 0 represents sea level). The hiker climbs at a rate of 15
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2. asked by optional
3. 64 views
A car of mass 1100 kg starts from rest at sea level and climbs a hill of altitude 50 m. At thetop of the hill the car has a
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2. asked by Sara
3. 614 views
A car of mass 1100 kg starts from rest at sea level and climbs a hill of altitude 50 m. At thetop of the hill the car has a
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2. asked by Sara
3. 558 views