Energy Transfer Simple Machines Question Preview (ID: 60624)


Collisions, Energy Transfer, Simple Machines. TEACHERS: click here for quick copy question ID numbers.

The moment the bat touches the ball, energy from the moving bat is transferred to what?
a) The baseball player
b) The bat
c) The ball
d) The field

An encounter between two objects. After the encounter, there is a change in energy.
a) Transformation
b) Collision
c) Energy
d) Friction

The ability to do work.
a) Friction
b) Force
c) Mass
d) Energy

A push or a pull on an object.
a) Friction
b) Mass
c) Force
d) Energy

Energy cannot be created and it cannot be destroyed. It can only change from one form to another.
a) Laws of Energy Transfer
b) Law of Conservation of Energy
c) Newton's Law
d) Universal Laws of Energy

In a collision, some kinetic energy that is transferred is converted to heat and ________ energy.
a) light
b) electric
c) sound
d)

A car traveling at a slow speed runs into a stopped car. A car moving at a fast speed runs into a stopped car. Which one would cause the most damage?
a) The damage would be the same
b) The fast-moving car would cause more damage
c) The slow moving car would cause more damage
d)

If a 7 pound ball and a 1 pound ball are rolling along at the same speed, which ball has more kinetic energy?
a) They have the same amount of kinetic energy
b) The 7 pound ball
c) The 1 pound ball
d) There is not enough information to answer this question

If two basketballs are rolling at different speeds, does the faster one or the slower one have more kinetic energy?
a) Slower
b) There is not enough information to answer
c) They have the same kinetic energy
d) Faster

If you rub your hands together, why do they get warm?
a) Some kinetic energy is converted to sound energy
b) Some of the kinetic energy is converted to heat energy
c) Some of the kinetic energy is converted to electrical energy
d) Some of the kinetic energy is converted to light energy

During a collision, the speed and motion of each object changes.
a) True
b) False
c)
d)

What does it mean when we say energy is conserved during a collision?
a) Energy is created by the system
b) Energy is lost by the system
c) Energy is destroyed by the system
d) Energy is not created or destroyed

The movement of energy from one place to another. The type of energy does not change.
a) Energy Transfer
b) Energy Transformation
c) Energy being created
d) Energy being destroyed

At which point on a rollercoaster will there be the most kinetic energy?
a) The top of the largest hill
b) The bottom of the largest hill
c) The very end of the ride
d) At the top of the loop

An energy transfer occurs when
a) energy changes into another type
b) energy is destroyed
c) energy is created
d) energy moves from one place to another

Simple machines . . .
a) make work harder.
b) make more work.
c) make work longer.
d) make work easier.

There are ________ types of Simple Machines
a) 2
b) 4
c) 6
d) 8

What are some examples of simple machines?
a) water bottle
b) a computer
c) scissors
d) a phone

In science, when one object runs into another we call it a _____________.
a) crash
b) hit
c) strike
d) collision

To make a fair test or experiment you should change __________ variable(s) at a time.
a) 1
b) 2
c) 3
d) 4

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