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2 cards from this section. Quick, good the night before a test.
What is mechanical energy?
Think about the energy types we discussed.
State the formula for potential energy.
Remember the components involved: mass, gravity, height!
What is the formula for mechanical energy?
Remember the components of mechanical energy.
In an ideal isolated system, mechanical energy is . . .
Think about energy conversion without loss.
Calculate the total mechanical energy of a 5 kg object at a 12 m height.
Use the potential energy formula.
A roller coaster starts from rest at a height of 25 m. What is its speed just before it reaches a height of 10 m?
Utilize energy conservation to equate potential and kinetic energy.
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