# physical science

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how much power is required to lift the crate

• physical science -

Power
= work done /time
If work done is in joules, and time in seconds, the power is in watts.

• physical science -

What crate? How far?
Use Mathmate's equation.

• physical science -

how much power is used to lift a 100-n bucket a distance of 10-m in 12 seconds

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