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Stored energy.
energy
True
10 N
12000 J
watts
Both require the same amount of work.
indirectly
potential energy
The ability to do work.
energy
True
10 N
12000 J
watts
Both require the same amount of work.
indirectly
potential energy
Power and time are _________________ related.
energy
True
10 N
12000 J
watts
Both require the same amount of work.
indirectly
potential energy
Which requires more work: lifting a 70-kg sack vertically 2 meters or lifting a 35-kg sack vertically 4 meters? kg sack vertically 4 meters? Which requires more work: lifting a 70-kg sack vertically 2 meters or lifting a 35
energy
True
10 N
12000 J
watts
Both require the same amount of work.
indirectly
potential energy
Power is measured in
energy
True
10 N
12000 J
watts
Both require the same amount of work.
indirectly
potential energy
It takes 80 J to push a large box 8 m across a floor. Assuming the push is in the same direction as the move, what is the magnitude of the force on the box?
energy
True
10 N
12000 J
watts
Both require the same amount of work.
indirectly
potential energy
If you push against an object and it doesn’t move, no work is being done on that object.
energy
True
10 N
12000 J
watts
Both require the same amount of work.
indirectly
potential energy
Suppose a moving car has 3000 J of kinetic energy. If the car's speed doubles,how much kinetic energy will it then have?
energy
True
10 N
12000 J
watts
Both require the same amount of work.
indirectly
potential energy
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