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3 cards from this section. Quick, good the night before a test.
What is the SI unit of work?
Think about energy measurement.
What does work equal?
Consider the formula closely.
What is the formula for work?
Look for the angle term in the formula.
True or False: Work can be negative.
Think of friction acting on an object.
A 5 kg object is lifted to a height of 10 m. Calculate the potential energy gained.
Use the potential energy formula.
If a machine does 300 J of work in 15 seconds, what is its power output?
Remember to use the power formula.
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