WorksheetsGame Master Questions - FAT MAV
Total questions: 10
Worksheet time: 20mins
Name
Class
Date
1.
A 1,200-kilogram car traveling at 10 meters per second hits a tree and is brought to rest in 0.10 second. What is the magnitude of the average force acting on the car to bring it to rest?
a)
1.2 x 10^5 N
b)
1.2 x 10^4 N
c)
1.2 x 10^3 N
d)
120 N
2.
A 0.149-kilogram baseball, initially moving at 15 meters per second, is brought to rest in 0.040 second by a baseball glove on a catcher’s hand. What is the magnitude of the average force exerted on the ball by the glove?
a)
5.5875 N
b)
2516.78 N
c)
4.03 N
d)
55.875 N
3.
A 0.45-kilogram football traveling at a speed of 22 meters per second is caught by an 84-kilogram stationary receiver. If the football comes to rest in the receiver’s arms, what is the magnitude of the impulse imparted to the receiver by the ball?
a)
9.9 Newtons
b)
9.9 Newton*Seconds
c)
48.88 Newtons
d)
48.88 Newton*Seconds
4.
A 2.0-kilogram laboratory cart is sliding across a horizontal frictionless surface at a constant velocity of 4.0 meters per second east. What will be the cart’s velocity after a 6.0-newton westward force acts on it for 2.0 seconds?
a)
6 m/s West
b)
6 m/s East
c)
2 m/s East
d)
2 m/s West
5.
A 40-kilogram mass is moving across a horizontal surface at 5.0 meters per second. What is the magnitude of the net force required to bring the mass to a stop in 8.0 seconds?
a)
.25 N
b)
250 N
c)
2.5 N
d)
25 N
6.
Calculate the time required for a 6000-newton net force to stop a 1200-kilogram car initially traveling at 10 meters per second.
a)
.02 seconds
b)
2 seconds
c)
20 seconds
d)
.2 seconds
7.
A 75-kilogram hockey player is skating across the ice at a speed of 6.0 meters per second. What is the magnitude of the average force required to stop the player in 0.65 second?
a)
69.23 N
b)
6.923 N
c)
692.3 N
d)
6923 N
8.
A bicycle and its rider have a combined mass of 80 kg and a speed of 6 m/s. What is the magnitude of the average force needed to bring the bicycle and its rider to a stop in 4.0 seconds?
a)
1.2 N
b)
12 N
c)
120 N
d)
1200 N
9.
A 1.5-kilogram cart initially moves at 2.0 meters per second. It is brought to rest by a constant net force in 0.30 second. What is the magnitude of the net force?
a)
10 N
b)
.4 N
c)
.23 N
d)
0.9 N
10.
An air bag is used to safely decrease the momentum of a driver in a car accident. The air bag reduces the magnitude of the force acting on the driver by
a)
increasing the length of time the force acts on the driver
b)
Decreasing the distance over which the force acts on the driver
c)
Increasing the rate of acceleration of the driver
d)
Decreasing the mass of the driver
100 %
