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WorksheetsWeek 13 CCA Review
Total questions: 30
Worksheet time: 57mins
Name
Class
Date
1.
Name the missing force....
a)
weight force
b)
normal force
c)
frictional force
d)
tension force
2.
Name the missing force...
a)
applied force
b)
weight force
c)
lift
d)
normal force
3.
Name the missing force...
a)
buoyant force
b)
normal force
c)
weight force
d)
frictional force
4.
Name the missing force...
a)
applied force
b)
weight force
c)
tension force
d)
drag
5.
What is the force that causes the refrigerator to accelerate towards the left?
a)
applied force
b)
frictional force
c)
normal force
d)
weight force
6.
What is the net force acting on the object?
a)
0 Newtons
b)
10 Newtons
c)
5 Newtons
d)
1 Newton
7.
The diagram represents forces acting on a block that accelerates at 6.0 m/s2 on a frictionless surface. Calculate the mass of the block.
a)
2 kg
b)
72 kg
c)
3 kg
d)
1 kg
8.
Who created the Universal Law of Gravitation?
a)
Copernicus
b)
Newton
c)
Kepler
d)
Galileo
9.
As the distance between two objects increase the gravitational force of attraction-
a)
Increases
b)
Decreases
c)
Stays the same
10.
Which of the following will change with different gravitational forces?
a)
mass
b)
amount of matter in an object
c)
weight
d)
kilograms
11.
What is the net force acting on the object?
a)
3 Newtons Left
b)
1 Newton Left
c)
0 Newtons
d)
2 Newtons Left
12.
Determine the force exerted on the box, if the net force acting on the box is 5 Newton's right.
a)
7 Newtons
b)
3 Newtons
c)
10 Newtons
d)
3.5 Newtons
13.
Determine the net force acting on the box.
a)
4 Newtons Right
b)
4 Newtons Left
c)
16 Newtons Left
d)
60 Newtons Right
14.
The vector (arrow) best represents-
a)
tangential velocity
b)
centripetal force
c)
centripetal acceleration
d)
frequency
15.
The vector (arrow) best represent the-
a)
centripetal force
b)
tangential velocity
c)
frequency
d)
revolution
16.
The centripetal force is-
a)
directed towards the center of the circular path
b)
directed towards the outside of the circular path
c)
directed tangent to the circular path
d)
directed perpendicular to the circular path
17.
If the string breaks that is attached to an object traveling in a circle, the object will-
a)
travel in a straight path tangent to the circular path
b)
the object will continue traveling in a circular path
c)
travel in a curved path perpendicular to the circular path
18.
Observe the diagram. The centripetal force is caused by-
a)
a tension force
b)
a normal force
c)
a buoyant force
d)
inertia
19.
Assume that the radius and centripetal acceleration are the same for the diagrams. Based on the centripetal force exerted on the object to maintain uniform circular motion, which object has the greatest inertia?
a)
Diagram A
b)
Diagram B
20.
___ experimentally determined BIG "G" (6.67 * 10 -11) approximately 150 years after the Law of Universal Gravitation.
a)
Henry Cavendish
b)
Isaac Newton
c)
Kanye West
d)
Albert Einstein
21.
On which planet would you weigh the most?
a)
Planet A
b)
Planet B
22.
Calculate the mass of the object, if it has an acceleration of 6 m/s2.
a)
0.5 kg
b)
18 kg
c)
2 kg
d)
3 kg
23.
Calculate the acceleration of the object if it has a mass of 0.5 kg.
a)
8 m/s2
b)
2 m/s2
c)
20 m/s2
d)
4 m/s2
24.
Rank the planets in order from the greatest mass to the least mass, based on their gravitational force of attraction to Planet X.
a)
S, Q, R
b)
S, R, Q
c)
R, S, Q
d)
R, Q, S
25.
Based on the inverse square law, the gravitational force of attraction between two objects will decrease by ___, if the distance between them is increased by 2.
a)
1/4
b)
1/2
c)
2
d)
4
26.
Coach Beebe throws a bowling ball up a circular ramp as shown above at a constant velocity. The radius of the curve is 5 m and it takes 15 seconds to complete the semicircle. If the distance around the track from C to B is 20 meters, what is the centripetal acceleration of the bowling ball? (Equations provided)
a)
0.35 m/s2
b)
0.27 m/s2
c)
0.15 m/s2
d)
0.02 m/s2
27.
If the car in the picture has a mass of 2000-kg and is traveling at a constant tangential velocity, v, of 40 m/s, what will be the centripetal force if the radius, r, is 12 m? (Equation provided)
a)
6667 Newtons
b)
266667 Newtons
c)
600 Newtons
d)
960000 Newtons
28.
A carousel at the amusement park completes one full rotation every quarter of a minute. What is the frequency of its rotation (in hertz)? (Equation provided)
a)
0.07 Hertz
b)
0.04 Hertz
c)
15 Hertz
d)
1 Hertz
29.
If more force is applied to an object-
a)
the object will accelerate more
b)
the object will accelerate less
c)
the object will maintain constant motion
d)
the object will decrease in weight
30.
An object accelerates from 4 m/s to 16 m/s in 4 seconds. Calculate the mass of the object.
a)
1 kg
b)
3 kg
c)
5 kg
d)
15 kg
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