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WorksheetsChapter 6 Review
Total questions: 21
Worksheet time: 16mins
Name
Class
Date
1.
A force directed toward the center of a circle is _.
a)
Centripetal Force
b)
Centrifugal Force
c)
Centripetal Acceleration
d)
Centrifugal Acceleration
2.
An object shot through the air is called _.
a)
Trajectory
b)
Projectile
3.
The movement of an object at a constant speed around a circle with a fixed radius is _.
a)
Centripetal Force
b)
Centripetal Acceleration
c)
Uniform Circular Motion
d)
Tangential Velocity
4.
Acceleration that always points toward the center of a circle is _.
a)
Centripetal Force
b)
Centrifugal Force
c)
Centripetal Acceleration
d)
Centrifugal Acceleration
5.
The path an object goes through space is _.
a)
Trajectory
b)
Projectile
6.
One rock is thrown and a second rock is dropped, which one will hit the ground first?
a)
The rock that is thrown.
b)
The rock that is dropped.
c)
They will both hit the ground at the same time.
d)
Neither rock will hit the ground.
7.
If a rock is thrown from the top of a cliff, which velocity remains unchanged?
a)
Horizontal Velocity
b)
Vertical Velocity
c)
Diagonal Velocity
d)
Overall Velocity
8.
A plane drops a rescue capsule from 8500 m. How long does before it hits the ground?
a)
1700 s
b)
83,300 s
c)
870 s
d)
42 s
9.
Bob walks 3 m/s in the same direction as a moving sidewalk, which is moving at 2 m/s. What is Bob's velocity relative to the sidewalk?
a)
5 m/s
b)
3 m/s
c)
2 m/s
d)
1 m/s
10.
Bob walks 3 m/s in the same direction as a moving sidewalk, which is moving at 2 m/s. What is sidewalk's velocity relative to the ground?
a)
5 m/s
b)
3 m/s
c)
2 m/s
d)
1 m/s
11.
Bob walks 3 m/s in the same direction as a moving sidewalk, which is moving at 2 m/s. What is Bob's velocity relative to the ground?
a)
5 m/s
b)
3 m/s
c)
2 m/s
d)
1 m/s
12.
Al walks 3 m/s in the opposite direction on a moving sidewalk, whose velocity is 2 m/s. What is Al's speed relative to sidewalk?
a)
5 m/s
b)
3 m/s
c)
2 m/s
d)
1 m/s
13.
Al walks 3 m/s in the opposite direction on a moving sidewalk, whose velocity is 2 m/s. What is the sidewalk's speed relative to the ground?
a)
5 m/s
b)
3 m/s
c)
2 m/s
d)
1 m/s
14.
Al walks 3 m/s in the opposite direction on a moving sidewalk, whose velocity is 2 m/s. What is the Al's speed relative to the ground?
a)
5 m/s
b)
3 m/s
c)
2 m/s
d)
1 m/s
15.
Horizontal and vertical components of a projectile's velocity are _.
a)
directly proportional
b)
inversely proportional
c)
independent of each other
d)
equal
16.
The horizontal acceleration of a projectile after it is fired is _.
a)
dependent on the vertical acceleration
b)
directly proportional due to acceleration due to gravity
c)
constant
d)
zero
17.
Neglecting air resistance, initial horizontal velocity is _ to its final horizontal velocity.
a)
greater than
b)
less than
c)
directly proportional
d)
equal
18.
An object in uniform circular motion has an acceleration that is _.
a)
in a direction tangential to the circle
b)
toward the center of the circle
c)
away from the center of the circle
d)
zero
19.
The velocity vector for an object in uniform circular motion is _.
a)
directed away from center of the circle
b)
directed toward the center of the circle
c)
tangential to the circle
d)
proportional to the radius of the circle
20.
When a problem has multiple frames of reference, _ is used to determine relative velocity.
a)
magnitude
b)
vector addition
c)
multiplication
d)
algebra
21.
MATH QUESTION:
a)
1.2 s
b)
4.1 N
c)
0.13 N
d)
5.7 N
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