Work:

Kinetic Energy:

Force:

Power:

Potential Energy:

Acceleration:

Time (when dealing with power): Velocity (when dealing with KE):

Mass (when dealing with KE, PE, F, etc.):Height
(when dealing with PE):

Concept questions:

(Answer four of the six; if you answer
more, only the first four will be graded):

Give a specific example of potential energy
involving a small mass and a large height.

Give a specific example of potential energy
involving a large mass and a short height.

Give a specific example of potential energy
involving a large mass and a large height.

Give a specific example of kinetic energy
involving a small mass and a large velocity.

Give a specific example of kinetic energy
involving a large mass and a small velocity.

Give a specific example of kinetic energy
involving a large mass and a large velocity.

Word problems:

(Answer four of the five; if you answer
more, only the first four will be graded):

What is the gravitational PE of a 850 kg
roller coaster car at the top of a 45 m high part of the track?

How much mass does a rock with 75 J of
potential energy have if it is 12 m above the ground?

What is the kinetic energy of a 3500 kg
meteor falling at 7000 m/s?

How fast is a 2.5 kg baseball traveling
for it to have 750 Joules of kinetic energy?

If a 75 N crate theoretically requires
750 J of work to move it across 10 m, What is the efficiency of this system?

Forms of energy:

Tell which type of energy (e.g., mechanical,
chemical, nuclear, or electromagnetic) each of the following is an example
of:

(Answer six of the eight; if you answer
more, only the first four will be graded):

_________________ Sunlight

_________________ Plants using sunlight to make sugars

_________________ Dropping an atomic bomb on Hiroshima

_________________ Windmills grinding flour

_________________ Sliding down a water slide

_________________ Uranium rods fueling a power plant

_________________ The sun fusing hydrogen into helium

_________________ Lightning

More concept questions:

(Answer four of the five; if you answer
more, only the first four will be graded):

Give an example of kinetic energy being
converted to potential energy.

Give an example of potential energy being
converted to kinetic energy.

Why is it impossible to have a closed system?

What happens to the extra energy that is
“lost” when a machine is running at less than 100% efficiency (which is
true of all machines)? In other words, give specific examples of
what the “missing” energy is converted into.

Why is it impossible to build a perpetual
motion machine?

Copyright Alexplorer. Some items taken from or adapted from other materials. This page is free for use in a classroom setting.

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