Gravity Kinetic Energy Unit Review Question Preview (ID: 41077)


This Tests Your Knowledge Of This Unit. TEACHERS: click here for quick copy question ID numbers.

A bowling ball is rolling down a ramp. Which change to the system will increase the KE the most?
a) Doubling the speed of the bowling ball
b) Doubling the mass of the bowling ball
c) Doubling the weight of the bowling ball
d) Doubling the volume of the bowling ball

If the speed of an object triples, the kinetic energy of that object ______________.
a) increases 9 times (3^2)
b) triples
c) decreases by half
d) doubles

If the mass of an object doubles, the kinetic energy of that object _______________.
a) doubles
b) triples
c) is cut in half
d) quadruples

Which of Newton's Laws states that for every action, there is an equal and opposite reaction?
a) Newton's Third Law
b) Newton's First Law
c) Newton's Second Law
d)

An object at rest will stay at rest and an object in motion will stay in motion unless
a) acted upon by an unbalanced force
b) it comes to a stop
c) it is on another planet
d)

The combination of all forces acting on an object is the ___________.
a) Net force
b) Unbalanced force
c) Newton
d) Joule

The unit of measurement for force is the ___________.
a) Newton
b) Joule
c) Watt
d) Hertz

The push or pull on an object is called ____________.
a) Force
b) Acceleration
c) Speed
d) Energy

According to Sir Isaac Newton, gravity depends on two factors. What are they?
a) Mass and distance
b) Mass and volume
c) Volume and density
d) Size and shape

Moon's gravity is .16 of Earth's gravity. You weigh 100 N on Earth, how much do you weigh on Moon?
a) 16 N
b) 16 kg
c) 60 N
d) 100 kg

If the net force on an object is zero, what can you conclude?
a) The object is not moving
b) The object is not touching anything
c) The object is slowing down
d)

Sandra pushed a wooden block and it slid across the floor. The block gradually slowed down. Why?
a) The floor exerted an opposite force (friction).
b) The block ran out of force.
c) All things stop moving eventually.
d) The floor absorbs the force of the block.

What is true about all forces?
a) They involve more than one object
b) They cancel each other out
c) They are unbalanced
d) They cause objects to move

What is the acceleration due to gravity on a free falling object?
a) 9.8 m/s^2
b) 9.8 m/s
c) 15 m/s
d) 2 m/s^2

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