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Match it! Select the correct answer from the pull down...Good luck!
The rate at which work is done is calles __________________________.
changes thermal energy into mechanical energy
1
force
0 K
inclined plane
power
makes the block easier to lift by changing the direction of the force needed to lift it
rarefaction
A place where molecules are far apart is a _______________________.
changes thermal energy into mechanical energy
1
force
0 K
inclined plane
power
makes the block easier to lift by changing the direction of the force needed to lift it
rarefaction
The lowest possible temperature is ________________.
changes thermal energy into mechanical energy
1
force
0 K
inclined plane
power
makes the block easier to lift by changing the direction of the force needed to lift it
rarefaction
A fixed, single pulley that is used to lift a block does which one of the following?
changes thermal energy into mechanical energy
1
force
0 K
inclined plane
power
makes the block easier to lift by changing the direction of the force needed to lift it
rarefaction
A heat engine __________________.
changes thermal energy into mechanical energy
1
force
0 K
inclined plane
power
makes the block easier to lift by changing the direction of the force needed to lift it
rarefaction
The work output of a machine divided by the work input is the ________________ of the machine.
changes thermal energy into mechanical energy
1
force
0 K
inclined plane
power
makes the block easier to lift by changing the direction of the force needed to lift it
rarefaction
A machine that changes only the direction of a force has a mechanical advantage of _________.
changes thermal energy into mechanical energy
1
force
0 K
inclined plane
power
makes the block easier to lift by changing the direction of the force needed to lift it
rarefaction
A slanted surface used to raise an object is a(n) ____________________________.
changes thermal energy into mechanical energy
1
force
0 K
inclined plane
power
makes the block easier to lift by changing the direction of the force needed to lift it
rarefaction
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