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AP Physics Unit One Test Review Oct 11,2019

Total questions: 60

Worksheet time: 2hrs 55mins

Name
Class
Date
1.
What happens to the total distance  that a ball travels as it falls off the side of a cliff?
a)
The distance remains constant 
b)
The distance increases at a uniform rate
c)
The distance increases at a nonuniform rate 
d)
The distance decreases at a uniform rate
2.
What happens to the velocity of a ball as it is dropped off a cliff? 
a)
It decreases at a uniform rate 
b)
It increases at a uniform rate 
c)
It is constant 
d)
It increases at a non-uniform rate
3.
When speed and direction remain the same throughout a motion, this is called?
a)
Accelerated motion
b)
Constant motion
c)
Changing motion
d)
Changing velocity
4.
When an object falls in physics world, what happens?
a)
It accelerates at a constant rate until it hits the ground
b)
It accelerates at a non-constant rate until it hits the ground
c)
It accelerates at a constant rate until it reaches terminal velocity
d)
It accelerates at a non-constant rate until it reaches terminal velocity
5.
Which of the following statements applies to the motion of a ball rising and then falling in free fall?
I. The ball has constant acceleration as it moves upward.
II. The ball has constant acceleration at the top of its path.

III. The ball has constant acceleration as it moves downward.
a)
I only
b)
III only
c)
I and III
d)
I, II, and III
6.
In a normal environment, why does a bowling ball and feather hit the ground at different times when dropped from the same height?
a)
They don't; they hit the ground at the same time.
b)
One is more dense than the other.
c)
One is heavier than the other.
d)
Air resistance 
7.
Which would hit the ground first if dropped from the same height in a vacuum—a feather or a metal bolt?
a)
the feather
b)
the metal bolt
c)
They would hit the ground at the same time.
d)
They would be suspended in a vacuum.
8.
1.  An object free falls for 3.5 seconds. How far does it fall?
a)
120.05 m
b)
17.15 m
c)
60.03 m
d)
34.3 m
9.
A free falling object falls for 2.4 s. What is its displacement?
a)
-28.2 m
b)
-11.76 m
c)
-56.45 m
d)
-9.8 m
10.
The more mass an object has, the faster it will fall.
a)
True
b)
False
11.
What is the horizontal acceleration of a projectile?
a)
0 m/s2
b)
9.8 m/s2
12.
What is the vertical acceleration of a projectile?
a)
0 m/s2
b)
9.8 m/s2
13.
What happens to the velocity of a ball as it is dropped off a cliff? 
a)
It decreases at a uniform rate 
b)
It increases at a uniform rate 
c)
It is constant 
d)
It increases at a non-uniform rate
14.

Kinematic equation can only be used when you have a constant ....

a)

Position

b)

Velocity

c)

Acceleration

d)

Time

15.

The unit we use to measure acceleration is ___.

a)

m/s

b)

m

c)

s

d)

m/s2

16.

The unit we use to measure speed is ___.

a)

m/s

b)

m

c)

s

d)

m/s2

17.

The unit we use to measure distance is ___.

a)

m/s

b)

m

c)

s

d)

m/s2

18.

The unit we use to measure time is ___.

a)

m/s

b)

m

c)

s

d)

m/s2

19.

A car is traveling to the right with a speed of 29​​m/s when the rider slams on the accelerator to pass another car. The car passes in 110 m with constant acceleration and reaches a speed of 34m/s. We want to find the acceleration of the car as it sped up. What equation should you choose?

a)

vf=vi+at

b)

d=vit+1/2at2

c)

vf2=vi2+2ad

d)

d=((vf+vi)/2)t

20.

An airplane accelerates down a runway at 3.20 m/s2 for 32.8 s until is finally lifts off the ground. Determine the distance traveled before takeoff.

Which equation is appropriate?

a)

vf=vi+at

b)

d=vit+1/2at2

c)

vf2=vi2+2ad

d)

d=((vf+vi)/2)t

21.

How long would it take a car, starting from rest and accelerating uniformly in a straight line at 5 m/s2, to cover a distance of 200m

a)

9.0s

b)

10.5s

c)

12.0s

d)

15.5s

22.

A boat travels 12.0 m while it reduces its velocity from 9.5 m/s to 5.5 m/s. What is the magnitude of the boat’s acceleration while it travels the 12.0 m?

a)

-1.3 m/s2

b)

-2.5 m/s2

c)

-3.0 m/s2

d)

-7.5 m/s2

23.
A change in velocity over time is known as:
a)
acceleration
b)
constant speed
c)
average speed
d)
displacement
24.

A dog basks in the sun when he sees a squirrel and bolts after it. If the dog accelerates at +1.6 m/s/s, how far does he run in 3 seconds?

a)

4.8 meters

b)

45 meters

c)

1.6 meters

d)

7.2 meters

25.
An object can be moving for 10 seconds and still have zero displacement.
a)
True
b)
False
26.
A _________ quantity is completely described by magnitude alone. A _________ quantity is
completely described by a magnitude with a direction.
a)
vector, scalar
b)
scalar, vector
27.
What is the formula to calculate speed?
a)
S = t/d
b)
S = d/t
c)
S = d x t
d)
S = t x d
28.
What is velocity?
a)
the quickness of an object
b)
the location of an object
c)
acceleration
d)
speed in a specific direction
29.
The slope of a displacement vs. time graph represents
a)
Velocity
b)
Acceleration
c)
Distance
d)
Speed
30.
The area of a velocity vs. time graph represents
a)
Acceleration
b)
Speed
c)
Change in Distance
d)
Change in Displacement
31.
Which car has the greatest acceleration during the time interval 10 to 15 s?
a)
A
b)
B
c)
C
d)
D
32.
At which point is the object accelerating?
a)
AB
b)
BC
c)
CD
d)
DE
33.
What is the basic unit for velocity?
a)
m/s2
b)
m
c)
N
d)
m/s
34.
Accelerating objects MUST be changing their speed.
a)
True
b)
False
35.
Which of the following does NOT explain acceleration?
a)
Speeding up
b)
Changing directions
c)
Slowing down
d)
Constant speed
36.
An object which is moving at constant speed in a circle has an acceleration.
a)
True
b)
False
37.
Which of the following is NOT a unit for acceleration?
a)
m/s2
b)
cm/s2
c)
km/hr
d)
km/hr2
38.
An object in free fall experiences an acceleration which is independent of the mass of the object.
a)
True
b)
False
39.
The acceleration due to gravity on Earth is...
a)
6.67 m/s2
b)
9.8 m/s2
c)
6.67 m/s
d)
9.8 m/s
40.

An airplane accelerates down a runway at 3.20 m/s2 for 32.8 s until is finally lifts off the ground. Determine the distance traveled before takeoff.

Which equation is appropriate?

a)

vf=vi+at

b)

Δx=vit+1/2at2

c)

vf2=vi2+2aΔX

d)

Δx=(vf+vi)/2)t

41.
 The graph shows Ashley riding her bike to Maria's house. 
What is occurring from point A to point B?
a)
they are traveling at a constant speed
b)
they are decreasing in speed
c)
they stopped to take a break
42.
The graph shows Ashley riding her bike to Maria's house. 
What was occurring from point B to point C?
a)
She was increasing her speed.
b)
She stopped for 4 minutes
c)
She was decreasing in speed
43.
On a distance vs. time graph, the steeper the slope _____
a)
the slower the speed
b)
the faster the speed
c)
less acceleration
d)
greater acceleration
44.
The graph below represents
a)
Speed
b)
Velocity
c)
Acceleration
d)
Deceleration
45.
The graph represents
a)
Acceleration
b)
No motion
c)
Deceleration
d)
Constant Velocity
46.

What does vx stand for?

a)

horizontal velocity

b)

vertical speed at the beginning

c)

vertical displacement

d)

vertical speed at the end

47.

What does Δx stand for?

a)

horizontal velocity

b)

vertical velocity

c)

vertical displacement

d)

horizontal displacement

48.

What does Δy stand for?

a)

horizontal velocity

b)

vertical velocity

c)

horizontal displacement

d)

height

49.
a)
b)
c)
d)
50.
How far will a car move in 5 seconds if it started from rest and accelerates uniformly at 2.5 ms-2?
a)
12.5 m
b)
125 m
c)
6.25 m
d)
31.25 m
51.
The total distance moved is
a)
120 m
b)
60 m
c)
600 m
d)
15 m
52.
The velocity during the first 5 seconds is
a)
12 ms-1 away from the origin
b)
12 ms-1 towards the origin
c)
12 ms-1 in all directions
d)
6 ms-1 in all directions
53.
The total displacement from the origin after 80 seconds is
a)
0 m
b)
1300 m
c)
20 m
d)
900 m
54.
A rock is dropped off a cliff and strikes the ground with an impact velocity of 30 m/s. How high was the cliff?
a)
20m
b)
30m
c)
45m
d)
60m
55.
A boat travels 12.0 m while it reduces its velocity from 9.5 m/s to 5.5 m/s. What is the magnitude of the boat’s acceleration while it travels the 12.0 m?
a)
1.3 m/s2
b)
2.5 m/s2
c)
3.0 m/s2
d)
7.5 m/s2
56.
Which graph represents zero acceleration (constant velocity)?
a)
A
b)
B
c)
C
d)
D
57.
An object  accelerates at 2  m/s^2. Assuming the object starts from rest, how much time does it need to accelerate to a speed of 16  m/s?
a)
4 s
b)
8 s
c)
16 s
d)
1/16 s
58.

A unit used for a vector quantity is

a)

second

b)

meter

c)

watt

d)

kilogram

59.

A ball slows from 6 m/s East to 2 m/s East in 4 s. The acceleration of the ball is

a)

2 m/s2 East

b)

2 m/s2 West

c)

1 m/s2 East

d)

1 m/s2 West

60.
Two stones are released from rest at a certain height, one a short time after the other. As they fall, will difference in their vertical position
a)
increase over time 
b)
decrease over time 
c)
stay the same