Physics: A0.080kg robin, perched on a power line 6 m above the ground , swoops down to snatch a worm from the ground and then returns to an 8 m high tree beach with his catch. by how much did the birds pe increase in his trip from the power line to the branch?

A0.080kg robin, perched on a power line 6 m above

Ответ:

mtassy85

06.01.2022

If the initial PE is mgh(initial) and the final PE is mgh(final) then mgh(initial)-mgh(final) should give you your change in PE.
So, without conversions your answer should be
[(.08)(9.8)(8)]-[(.08)(9.8)(6)]=change in PE which is 1.568Joules.

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Ответ:

cdizzlesmith2511

12.12.2021

Physics

Dababy

Explanation:

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A0.080kg robin, perched on a power line 6 m above the ground , swoops down to snatch a worm from the ground and then returns to an 8 m high tree beach with his catch. by how much did the birds pe increase in his trip from the power line to the branch?

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