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IPC - CBA REVIEW

Total questions: 85

Worksheet time: 3hrs 35mins

Name
Class
Date
1.

What it the equation for the second law of motion

a)

F/m=a

b)

M/FV

c)

F=MA

d)

M=AF

2.

What is the change in velocity called

a)

Speed

b)

Force

c)

Direction

d)

Acceleration

3.

What is force measured in

a)

Newton's

b)

Pounds

c)

Kilograms

d)

Inches

4.

Deceleration is ...

a)

Flying down

b)

Speeding up

c)

Slowing down

d)

Flying up

5.
"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)
Newton's 4th Law
6.
Force = Mass x Acceleration
a)
Newton's 1st Law
b)
Newton's 2nd Law
c)
Newton's 3rd Law
d)
Newton's 4th Law
7.
The tendency of a moving object to resist changes in its motion is...
a)
momentum
b)
force
c)
acceleration
d)
velocity
8.
Any push or pull on an object.
a)
force
b)
velocity 
c)
inertia
d)
momentum
9.
A Newton is a unit of...
a)
force
b)
inertia
c)
acceleration
d)
velocity
10.
When all the forces on an object are equal and opposite, & the net force is zero, that's...
a)
balanced forces
b)
unbalanced forces
c)
terminal velocity
d)
reaction forces
11.
The combination of all the forces acting on an object is the...
a)
net force
b)
action force
c)
reaction force
d)
balance force
12.
Calculate the speed:
A Car traveled 240 Km in 5 Hours
a)
48 Km/Hr
b)
1200 Km/Hr
c)
4.8 Km/Hr
d)
0.02 Km/Hr
13.
Calculate the speed:
A Motorcycle traveled 368 Km in 8 Hours
a)
2944 Km/hr
b)
4.5 Km/hr
c)
46 Km/hr
d)
0.02 Km/hr
14.

Which truck pulled 2,000 pounds at the average speed of 2 yards per minute?

a)

Chevy

b)

Dodge

c)

Nissan

d)

Ford

15.

What is the average speed of the Worm's Journey?

a)

2.25 meters/minute

b)

2 meters/minute

c)

1 meter/minute

16.

A block is pulled 1.8 m to the right in 5 s. What is the block's average speed to the nearest hundredth of a m/s? DO NOT FORGET TO INCLUDE UNITS!

(a)  

17.

A car drives with a constant speed of 80 miles per hour. How far can it travel in 180 minutes?

a)

0.44 miles

b)

240 miles

c)

100 miles

d)

80 miles

18.

What is the formula for calculating DISTANCE?

a)

distance/time

b)

distance/speed

c)

speed x time

d)

speed/time

19.
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
20.
The equation to calculate momentum is
a)
p=mv
b)
p=1/2mv2
c)
p=mgh
d)
p=mg
21.
What is Newton's Third Law?
a)
Object in motion stays in motion and an object at rest stays at rest unless acted on by a outside force
b)
Force = mass x acceleration
c)
For every action there is an equal and opposite reaction
22.
A 9300 kg railroad car traveling at a velocity of 5 m/s strikes a second boxcar that weighs 5000 kg at rest. At what speed will the second boxcar move?
a)
18.6 m/s
b)
9.3 m/s
c)
7.5 m/s
d)
1.86 m/s
23.
A runner has a momentum of 720 kg m/s and is traveling at a velocity of 5 m/s. What is his mass?
a)
14.4 kg
b)
1400 kg
c)
144 kg
d)
360 kg
24.
When the speed of an object is doubled, its momentum
a)
remains unchanged in accord with the conservation of momentum.
b)
doubles
c)
quadruples
d)
decreases
25.
Two football players with mass 75 kg and 100 kg run directly toward each other with speeds of 6 m/s and 8 m/s respectively. If they grab each other as they collide, the combined speed of the two players just after the collision would be:
a)
2 m/s 
b)
3.4 m/s 
c)
4.6 m/s 
d)
7.1 m/s
26.
In a physics experiment, two carts of mass 1.5 kg each are rolled towards each other.  The orange cart has a velocity of 2 m/s and the blue cart has a velocity of -1m/s.  The carts stick together when they collide.  Calculate their final speed.
a)
0.5 m/s
b)
1.0 m/s
c)
0.33 m/s
d)
0.67 m/s
27.
An 1 kg object moving to the right at 2 m/s collides inelastically with a 1 kg object moving to the left at 2 m/s. The final velocity of both objects will be 
a)
0 m/s
b)
1 m/s
c)
2 m/s
d)
4 m/s
28.
A large box slides across a frictionless surface with a velocity of 12 m/s and a mass of 4 kg,  collides with a smaller box with a mass of 2 kg that is stationary.  The boxes stick together. What is the velocity of the two combined masses after collision?
a)
0 m/s
b)
4 m/s
c)
8 m/s
d)
12 m/s
29.
The total momentum before a collision is _________ the total momentum after a collision.
a)
equal to 
b)
less than 
c)
more than
d)
It depends on the type of collision
30.
A 120 kg lineman moving at -2 m/s tackles an 80 kg fullback moving at +8 m/s. If the fullback's velocity after they collide is +2 m/s, what is the lineman's velocity?
a)
2 m/s
b)
8.7 m/s
c)
4.7 m/s
d)
6 m/s
31.
This picture is an example of ____________
a)
Elastic Collision
b)
Inelastic collision
32.
This picture is an example of ____________
a)
Elastic Collision
b)
Inelastic collision
33.
A roller coasters accelerates from an initial velocity of 6.0 m/s to a final velocity of 70 m/s over 4 seconds.  What's the acceleration?
a)
24 m/s2
b)
18 m/s2
c)
16 m/s2
d)
16 m/s
34.
A dog runs with an initial speed of 7.5 m/s on a waxed floor.  It slides to a stop in 15 seconds.  What is the acceleration?
a)
-7.5 m/s
b)
-7.5 m/s2
c)
-0.5 m/s2
d)
7.5 mi//hr
35.
A golf ball accelerates off a tee at 15m/s2, changing its velocity from 0m/s to 50 m/s down the fairway. How long did it take the golf ball to accelerate?
a)
750 seconds
b)
35 seconds
c)
0.3 seconds
d)
3.3 seconds
36.
A box sliding down an inclined plane attains a velocity of 27 m/s in 3 seconds from rest.  Find the acceleration.
a)
30 m/s
b)
24 m/s2
c)
9 m/s2
d)
81 km/hr
37.
Which graph demonstrates the greatest positive speed?
a)
A
b)
B
c)
C
d)
D
38.
Which graph represents zero acceleration (constant velocity)?
a)
A
b)
B
c)
C
d)
D
39.

The graph shows

a)

positive velocity that's getting faster

b)

negative velocity that's getting faster

c)

negative velocity that's getting slower

d)

positive velocity that's getting slower

40.

The graph shows

a)

positive velocity that's getting faster

b)

negative velocity that's getting faster

c)

negative velocity that's getting slower

d)

positive velocity that's getting slower

41.
Which graph represents zero acceleration (constant velocity)?
a)
A
b)
B
c)
C
d)
D
42.

What is happening at segment E?

a)

acceleration

b)

deceleration

c)

constant speed

d)

no motion/object at rest

43.

What is happening at segment A?

a)

acceleration

b)

deceleration

c)

constant speed

d)

no motion/object at rest

44.

What is happening at segment B?

a)

acceleration

b)

deceleration

c)

constant speed

d)

no motion/object at rest

45.

How long would it take Jesse with an acceleration of -2.50 m/s2 to bring his bicycle with an initial velocity of 13.5 m/s to a complete stop?

a)

0.20 s

b)

32.5 5

c)

5.4 s

d)

16 s

46.
How much force is needed to accelerate a 3kg skateboard at 5m/s2. 
a)
8N
b)
1.6N
c)
0.6N
d)
15N
47.
How much force is needed to accelerate a 25kg bowling ball at 2m/s2. 
a)
50N
b)
5N
c)
12.5N
d)
100N
48.
If a 2kg bird is pushed by the wind with a force of 2N, how fast does the bird accelerate?
a)
1 m
b)
2 m/s2
c)
4m/s2
d)
1 m/s2
49.
What is the acceleration of a 50 kg object pushed with a force of 500 newtons?
a)
100 m/s2
b)
25,000 m/s2
c)
10 m/s2
d)
25 m/s2
50.
What is the acceleration of a 50 kg object pushed with a force of 500 newtons?
a)
100 m/s2
b)
25,000 m/s2
c)
10 m/s2
d)
25 m/s2
51.
A 50 kg skater pushed by a friend accelerates 5 m/sec2.  How much force did the friend apply?
a)
45 N
b)
15 N 
c)
10 N
d)
250 N
52.
A force of 250 N is applied to an object that accelerates at a rate of 5 m/sec2.  What is the mass of the object?
a)
100kg 
b)
1,250kg
c)
50kg
d)
5kg
53.
The classes are playing tug of war. Barsoum’s room pulls to the left with a force of 45 N. Coach Camacho's room pulls to the right with a force of 50 N. What is the net force? And who won?
a)
5N right. Coach Comacho's Class won.
b)
5N Left. Barson's class won. 
c)
95N and Coach Comacho's class won. 
d)
95N and Barson's class won.
54.
Is it BALANCED? 
a)
Yes
b)
No
55.
Calculate the net force of the object in the image shown.
a)
20N
b)
35N
c)
5N
d)
25N
56.
Is this a balanced or unbalance force?
a)
Balanced
b)
Unbalanced
c)
Neither one
d)
Both
57.
What is gravity?
a)
A force
b)
Energy
c)
A push
d)
All of them
58.
Which object has a GREATER force of gravity?
a)
Ball
b)
Earth
59.
Which objects have a STRONG force of gravity?
a)
Objects with GREATER mass, like elephants
b)
Objects with LESS mass, like mice
60.
Why a ball falls to the ground?
a)
Earth's force of gravity is GREATER than the ball's, so the ball gets attracted to the ground. 
b)
Earth's force of gravity is LESS than the ball's, so the ball gets attracted to the ground. 
61.
Which has more mass, Earth or the Moon?
a)
Earth
b)
Moon
c)
The same
62.
Which has a STRONGER force of gravity, Earth or the Moon?
a)
Earth
b)
Moon
63.
Do astronauts float away on the moon?
a)
No, because Moon's gravity pulls them down.
b)
Yes, they float and can't even walk!
64.
Why can astronauts jump and float a little on the Moon?
a)
Because the Moon's gravity is NOT that STRONG.
b)
Because the Moon's gravity is VERY STRONG. 
65.
Where can you jump higher, on Earth or on the Moon?
a)
Earth
b)
Moon
66.
What is mass?
a)
How much MATTER makes up an object.
b)
How much GRAVITY is pulling an object.
67.
What is weight?
a)
The measure of how HEAVY something is.
b)
The measure of how much GRAVITY is pulling on an object.
c)
BOTH answers are correct.
d)
None of them.
68.
Is weight AFFECTED by gravity?
a)
YES, depending on the force of gravity is how much you weight.
b)
NO, it is not related.
69.
Where would you weight more, on Earth or on the Moon?
a)
Earth
b)
Moon
70.
Where would you have more mass, on Earth or on the Moon?
a)
Earth
b)
Moon
c)
IS THE SAME, mass DOESN'T CHANGE
d)
In both Planets.
71.
Gravity is a _______.
a)
force that pulls everything  DOWN
b)
force that pulls objects together
c)
BOTH answers
d)
None of them.
72.

What two things determine the gravity of an object?

a)

mass & weight

b)

mass & distance

c)

density & mass

d)

volume & distance

73.

When will the forces of gravity between two objects be the GREATEST?

a)

when the masses of both objects are small and the objects are far apart

b)

when the masses of both objects are large and the objects are close together

c)

when the masses of both objects are small and the objects are close together

d)

when the masses of both objects are large and the objects are far apart

74.

When will the gravity between two objects be the LEAST?

a)

when the masses of both objects is small and the objects are close together

b)

when the masses of both objects is small and the objects are far apart

c)

when the masses of both objects is large and the objects are close together

d)

when the masses of both objects is large and the objects are far apart

75.

Which statement about gravity is true?

a)

gravity causes objects to pull towards one another

b)

gravity causes objects to push away from each other

c)

gravity only takes place between planets

d)

the moon doesn't have any gravity

76.
As mass increases, what happens to gravitational force?
a)
increases
b)
decreases
c)
stays the same
d)
i don't know
77.
Which model has greater gravitational attraction (if any)
a)
Model A
b)
Model B
c)
Both Model A and Model B (same gravity)
78.
Which system has the greater gravitational attraction between the two objects (if any)?
a)
System A
b)
System B
c)
Same gravitational attraction fro System A and System B
79.
What force causes objects falling near Earth's surface to slow down?
a)
Gravity
b)
Air Resistance
c)
Centripetal Force
d)
Newtons
80.
Which would fall with greater acceleration in a vacuum—a leaf or a stone?
a)
the leaf
b)
the stone
c)
They would accelerate at the same rate.
d)
It is difficult to determine without more information.
81.
When there is no air resistance, objects of different masses dropped from rest
a)
fall with equal accelerations and with equal displacements.
b)
fall with different accelerations and with different displacements.
c)
fall with equal accelerations and with different displacements.
d)
fall with different accelerations and with equal displacements.
82.

Which of the dot diagrams best describe the motion of a free-falling object that is dropped from rest?

a)

Diagram A

b)

Diagram B

c)

Diagram C

83.

A paint brush is dropped from the top of a tall ladder and free falls to the ground. What changes, if any, would be observed of the velocity of the brush as it falls?

a)

The velocity increases.

b)

The velocity decreases.

c)

The velocity remains a constant value.

84.

A paint brush is dropped from the top of a tall ladder and free falls to the ground. What changes, if any, would be observed of the acceleration of the brush as it falls?

a)

The acceleration increases.

b)

The acceleration decreases.

c)

The acceleration remains a constant value.

85.

Two rocks with different size and mass are dropped from the same height. Which of the rock will reach the ground first?

a)

greater rock

b)

smaller rock

c)

both reach the ground at the same time