Question

In one day, a 80 kg mountain climber ascends from the 1420 m level on a vertical cliff to the top at 2340 m . The next day, she descends from the top to the base of the cliff, which is at an elevation of 1350 m . You may want to review (Pages 203 - 212) . For related problem-solving tips and strategies, you may want to view a Video Tutor Solution of Height of a baseball from energy conservation. Part A What is her change in gravitational potential energy on the first day? ?U = J Part B What is her change in gravitational potential energy on the second day? ?U = J

          In one day, a 80 kg mountain climber ascends from the 1420 m level on a vertical cliff to the top at 2340 m . The next day, she descends from the top to the base of the cliff, which is at an elevation of 1350 m .

You may want to review (Pages 203 - 212) .

For related problem-solving tips and strategies, you may want to view a Video Tutor Solution of Height of a baseball from energy conservation.

Part A

What is her change in gravitational potential energy on the first day?

?U = J

Part B

What is her change in gravitational potential energy on the second day?

?U = J

In one day, a 80 kg mountain climber ascends from the 1420 m level on a vertical cliff to the top at 2340 m . The next day, she descends from the top to the base of the cliff, which is at an elevation of 1350 m .

You may want to review (Pages 203 - 212) .

For related problem-solving tips and strategies, you may want to view a Video Tutor Solution of Height of a baseball from energy conservation.

Part A

What is her change in gravitational potential energy on the first day?

?U = J

Part B

What is her change in gravitational potential energy on the second day?

?U = J

Added by Peter G.

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