NEW
Font size
S
M
L
XL
WorksheetsHuntley-Conceptual Physics 2nd Semester Finals Review
Total questions: 50
Worksheet time: 27mins
Name
Class
Date
1.
A boat travels due east at 20 m/s for 3 seconds and then slows down through the no-wake zone to 5 m/s for 2 seconds. What was the distance the boat traveled?
a)
40 m
b)
60 m
c)
70 m
d)
120 m
2.
If a ball is rolling with a speed of 4 m/s, how long will it take to roll 100 meters?
a)
25 sec
b)
100 sec
c)
50 sec
d)
4 sec
3.
On velocity-time graph, the y-intercept represents:
a)
Initial Velocity
b)
Final Velocity
c)
Initial Position
d)
Final Position
4.
Acceleration occurs when:
a)
All of the above
b)
An objects is speeding up
c)
An object is slowing down
d)
An object is changing direction
5.
How does the motion of object A differ from that of object B?
a)
Object A is accelerating, while B is not.
b)
Object B is accelerating,
while A is not.
c)
Object A and B reach the
same position at t = 5s.
d)
Object B is slowing down, while A is speeding up
6.
A rally car accelerates from 15 m/s to 60 m/s in 6 seconds as it moves along a straight road. What is the acceleration of the car?
a)
7.5 m/s2
b)
6 m/s2
c)
48 m/s2
d)
-4 m/s2
7.
The correct SI units for mass would be:
a)
slugs
b)
newtons
c)
force
d)
kilograms
8.
The unit for force is a:
a)
Joule
b)
Normal
c)
Newton
d)
Kilogram
9.
Which of these is NOT a type of force?
a)
Friction
b)
Reaction
c)
Applied
d)
Tension
10.
A force that is felt by object flying through the air due to air is
a)
sound
b)
heat
c)
friction
d)
tension
11.
Which force is the same as weight?
a)
Applied
b)
Friction
c)
Normal
d)
Tension
12.
If a bag of groceries has a mass of 1 kilograms, then its weight is about:
a)
9.8 N
b)
98 N
c)
980 N
d)
98 Kg
13.
A book with a weight, Fg, of 5 N is at rest on a desk. The normal force, Fn, of the desk supporting the book is:
a)
0 N
b)
25 N
c)
5 N
d)
50 N
14.
Calculate Net force for the diagram shown.
a)
50N, upward
b)
50N, downward
c)
30N, upward
d)
30N, downward
15.
What is inertia?
a)
The resistance an object has to change its state
of motion.
b)
The amount of net force on an object.
c)
The total amount energy an object will have.
d)
The amount of motion
16.
Action-Reaction Law
a)
Newton's 1st
b)
Newton's 4th
c)
Newton's 2nd
d)
Newton's 3rd
17.
Law of Inertia (An object at rest will stay at rest, and object in motion will stay in motion; unless acted on by an unbalanced force.)
a)
Newton's 1st
b)
Newton's 3rd
c)
Newton's 2nd
d)
Newton's 4th
18.
Fnet=ma
a)
Newton's 2nd
b)
Newton's 1st
c)
Newton's 4th
d)
Newton's 3rd
19.
What will happen to the inertia of an object if you triple the mass?
a)
reduce it by 1/3
b)
triple the inertia
c)
6x the inertia
d)
can not determine
20.
If the mass of the object increases
a)
Acceleration Decreases
b)
Acceleration Increases
c)
Acceleration Stays the same
d)
No way to determine
21.
If the force on the cart is double
a)
Acceleration Doubles
b)
Acceleration Quadruples
c)
Acceleration is 1/2 as much
d)
No able to determine
22.
A 2 kg baseball accelerates at 20 m/s2. What is the net force supplied to the baseball?
a)
40 N
b)
10 N
c)
50 N
d)
100 N
23.
What is the mass of an object that has a net force of 50 N and an acceleration of 0.5 m/s2?
a)
100 kg
b)
50 kg
c)
25 kg
d)
12.5 kg
24.
How long does it take for a 10 kg cart, initially at rest, to reach 6 m/s if a 5 Newton net force is applied?
a)
2 sec
b)
5 sec
c)
6 sec
d)
12 sec
25.
Momentum is
a)
the same as energy
b)
a relationship between mass and velocity
c)
work required to move an object at rest
d)
work required to keep an object moving
26.
What is the momentum of a person with a mass of 200 kg that is running at 2 m/s?
a)
400 kg x m/s
b)
0.05 kg x m/s
c)
100 kg x m/s
d)
500 kg x m/s
27.
Car A is 2,000 kg and has a speed of 5 m/s. Car B is 2,000 kg and has a speed of 10 m/s. Car B has:
a)
Half as much momentum as Car A
b)
The same momentum as Car A
c)
Twice as much momentum as Car A
d)
1/4 the amount of momentum as Car A
28.
Which type of collision will have object bouncing off of each other?
a)
Elastic
b)
Inelastic
c)
Pop Apart
29.
Impulse is defined as
a)
the change in momentum
b)
time required for an object to stop
c)
amount of force an object feels
d)
a quick force
30.
A 25 kg skier traveling at 20 m/s on smooth snow suddenly skis over rougher snow and slows down to 10 m/s. What is the impulse as the skier slows down?
a)
250 kg·m/s
b)
0 kg·m/s
c)
500 kg·m/s
d)
900 kg·m/s
31.
Conservation of Momentum states
a)
Momentuminitial=Momentumfinal
b)
Momentumintial>Momentumfinal
c)
Momentuminitial<Momentumfinal
32.
Energy
a)
cannot be created nor destroyed
b)
can be created and destroyed
c)
is never conserved
d)
irrecoverable after use
33.
All energy is measured in
a)
Newtons
b)
Joule
c)
m/s2
d)
Watts
34.
Type of energy associated with springs or rubber bands
a)
Gravitational Potential Energy
b)
Kinetic Energy
c)
Elastic Potential Energy
d)
Energy conservation
35.
A sack of groceries with a mas of 22 kg is lifted off the floor with a velocity of 6 m/s. What is the kinetic energy of the sack of groceries?
a)
396 Joule
b)
66 Joule
c)
660 Joule
d)
39.6 Joule
36.
Which would have the greater gravitational potential energy when raised to 5 m?
a)
2 kg
b)
1 kg
c)
both the same
d)
not able to determine
37.
A 95kg diver and a 40kg diver both standing on top of a 10 meter platform have the same amount of gravitational energy.
a)
True
b)
False
38.
The reason why a roller coaster has a large first hill is to build up elastic potential energy
a)
True
b)
False
39.
At which point does the object have the greatest kinetic energy?
a)
Point A
b)
Point B
c)
Point C
d)
Point D
40.
A 2.2 kg kitten jumps down from a 4.0 meter high fence. What is the kitten's ∆Eg in Joules when it hits the ground? (gravity = 10 m/s/s)
a)
88 Joule
b)
880 Joule
c)
5.5 Joule
d)
0 Joule
41.
A spring with a spring constant of 20 N/m is compressed 0.5 meters. What is the amount of energy stored in this spring?
a)
1.0 Joule
b)
2.5 Joule
c)
5.0 Joule
d)
10.0 Joule
42.
Energy can be best described as:
a)
The ability to do work
b)
Gravity
c)
Inertia
d)
Quantity of Motion
43.
The law of _____________________ of energy states that energy cannot be created nor destroyed.
a)
Transformation
b)
Absorption
c)
Conservation
d)
Stability
44.
Which of the following objects has potential energy?
a)
A bicycle coasting down hill
b)
ball rolling across the floor
c)
bowling ball knocking over a pin
d)
glass sitting on a table
45.
The __________________ is the SI unit of energy.
a)
Joule
b)
Ampere
c)
Watt
d)
Volt
46.
Chemical, nuclear, and ___________ are all types of potential energy.
a)
Light
b)
Thermal
c)
Sound
d)
Gravitational
47.
If you move a brick from 10 meters to 19 meters high, the potential energy will?
a)
Increase
b)
Decrease
c)
Stay the same
d)
None of These
48.
If you decrease the mass of an object, the potential energy will?
a)
Increase
b)
Decrease
c)
Stay the Same
d)
None of these
49.
Work is:
a)
Force divided by distance
b)
Distance divided by time
c)
Force multiplied by distance
d)
Distance multiplied by time
50.
What type of energy is in this picture?
a)
Kinetic
b)
Potential
c)
Chemical
d)
Sound
Reset
