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a 0.50g leaf falls from a branch 4.0m off the ground to a bird's nest 2.5m off the ground. How much gravitational potential energy did the leaf loose?
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a 0.50g leaf falls from a branch 4.0m off the ground to a bird's nest 2.5m off the ground. How much gravitational potential energy did the leaf loose?

User Jabezz
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1 Answer

4 votes
Difference in gravitational potential energy =

(mass) x (gravity) x (difference in height)

= (0.0005 kg) x (9.8 m/s²) x (4m - 2.5m)

= ( 0.0049 kg-m/s²) x (1.5 m)

= 0.00735 joule .
User Ozanmuyes
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7.3k points
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