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Final Review

Total questions: 22

Worksheet time: 43mins

Name
Class
Date
1.

Which of the following is is the rate of energy being transferred over a period of time?

a)

Power

b)

Energy

c)

Seconds

d)

Joules

2.
The energy of motion is ____________ energy. 
a)
Potential 
b)
Positional
c)
Kinetic
d)
Velocity
3.
Elastic potential energy is the ability to stretch or _________
a)
pull
b)
straighten
c)
compress
d)
stretch
4.
Gravitational potential energy depends on the ________ and ________ of the object. 
a)
Height and mass
b)
Friction and movement
c)
Mass and Movement
d)
Height and Friction 
5.
__________ energy is the energy due to an object's position or condition
a)
Potential
b)
Kinetic
c)
None of the above 
d)
All of the above 
6.
A scalar is a magnitude _____.
a)
With direction.
b)
Without direction.
7.
The momentum of an object depends upon the object's ___________&_____________.  
a)
size and shape
b)
mass and speed
c)
mass and veloctiy
d)
mass and energy
8.
Which has more momentum: a car stopped at a red light or a bike moving at 15 mph?
a)
car
b)
bike
c)
they are equal
d)
cannot determine using the info provided
9.

The change in an object’s momentum is equal to

a)

m / t

b)

F / t

c)

F x t

d)

m x t

10.
What is a measure of the change of velocity of a moving object?
a)
speed
b)
acceleration
c)
motion 
d)
velocity 
11.

_____________ causes changes in the speed and/or direction of motion.

a)

Speed

b)

Force

c)

Velocity

d)

Momentum

12.
What is work?
a)
A push or pull.
b)
When the object moves in the same direction in which the force is exerted.
c)
A change in energy.
d)
The rate at which energy is transferred.
13.
The unit used to measure work is the 
a)
Watt
b)
Newton
c)
Joule
d)
meter
14.
Acceleration is defined as the CHANGE in 
a)
time it takes for one place to move to another place. 
b)
velocity of an object.
c)
distance divided by the time interval 
d)
velocity divided by the time interval 
15.
An unbalanced force causes:
a)
change in mass
b)
acceleration
c)
balanced forces
d)
change in time
16.

The acceleration of objects falling on Earth due to gravity is

a)

9.8 m/s

b)

9.8 m/s2

c)

9.8 g/mL

d)

9.8 g/m/m

17.

Acceleration due to gravity is also called...

a)

Free-Fall Acceleration

b)

Negative Acceleration

c)

Instantaneous Acceleration

d)

Displacement

18.
An object at rest will remain at rest unless acted on by an unbalanced force. An object in motion continues in motion with the same speed and in the same direction unless acted upon by an unbalanced force.
a)
Newton's 1st Law
b)
Newton's 2nd Law
c)
Newton's 3rd Law
d)
None of them
19.
For every action there is an equal and opposite reaction.
a)
Newton's 1st Law
b)
Newton's 2nd Law
c)
Newton's 3rd Law
d)
None of them
20.
Acceleration is produced when a force acts on a mass. The greater the mass (of the object being accelerated) the greater the amount of force needed (to accelerate the object).
a)
Newton's 1st Law
b)
Newton's 2nd Law
c)
Newton's 3rd Law
d)
None of them
21.
The force of gravity acting on an object is the object's ______.
a)
Mass
b)
Matter
c)
Weight 
d)
Terminal velocity 
22.

The Law of Conservation of Momentum states:

a)

The total momentum before a collision is equal to the total momentum after a collision.

b)

The total momentum before a collision is greater than the total momentum after a collision.

c)

The total momentum before a collision is less than the total momentum after a collision.

d)

The total momentum before a collision is not related to the total momentum after a collision.