Concepts Types Of Energy, ME, KE, PE, G, G, W Question Preview (ID: 61235)
Review Of Concepts Over Types Of Energy, ME, KE, PE, G, G, W.
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Potential energy includes all of the following EXCEPT
a) Chemical (energy stored in bonds)
b) Gravitational (objects that could fall)
c) Electrical (electrons moving through a wire)
d) Nuclear (stored in the nucleus of an atom)
The ______ states that when one form of energy is transformed to another, no energy is lost.
a) gravitational potential energy
b) electricity
c) Law of Universal Gravitation
d) Law of Conservation of Energy
A ball dropped from lower height has less _____ than when dropped from a higher height.
a) potential energy
b) kinetic energy
c) weight
d) gravity
When is the swinging pendulum at its greatest speed?
a) at the top
b) at the bottom
c) half-way down
d) never
What type of potential energy is stored in the bonds of your food and gasoline?
a) Nuclear
b) Chemical
c) Thermal
d) Electrical
What has the greatest effect on an object's kinetic energy?
a) Doubling its mass
b) Doubling its speed
c) Both mass and speed affect the KE equally
d) You can't change it's kinetic energy
What has the greatest effect on an object's potential energy?
a) Doubling its mass
b) Doubling its height
c) Both mass and height affect the PE equally
d) You can't change it's potential energy
The total potential kinetic energy in an object are equal to what other kind of energy?
a) Mechanical
b) Electromagnetic
c) Kinetic
d) Potential
The ability to do work or cause change
a) Energy
b) Friction
c) Speed
d) Air Resistance
You throw a ball into the air. Where does the ball have its maximum potential energy?
a) When it leaves your hand
b) At the top of the arched path
c) Right before it hits the ground
d) Halfway to the ground
You throw a ball into the air. Where does the ball have its maximum kinetic energy?
a) When it leaves your hand
b) At the top of the arched path
c) Right before it hits the ground
d) Halfway to the ground
A pendulum set in motion eventually stops because:
a) the energy is destroyed.
b) the kinetic energy and potential energy are balanced.
c) friction converts the mechanical energy to thermal energy.
d) the pendulum runs out of power.
The pull of gravity on an object's mass
a) mass
b) weight
c) matter
d) gravity
Energy transfer...
a) Same energy and same spot
b) Different energy and same spot
c) Different energy and different spot
d) Same energy and different spot
Energy transformation
a) Same energy and same spot
b) Different energy and same spot
c) Different energy and different spot
d) Same energy and different spot
A force that works against motion when objects touch
a) friction
b) thermal energy
c) motion
d) gravity
Parachutes do not work on the moon because...
a) there is no gravity
b) there is too much air resistance
c) there is no air resistance
d) there is too much gravity
Perpetual motion is not possible because of
a) gravity
b) mechanical energy
c) friction
d) law of conservation of energy
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