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WorksheetsForce and Motion Unit Review 2
Total questions: 15
Worksheet time: 30mins
Name
Class
Date
1.
It takes five hours to drive from Fort Worth to Midland, which is a distance of 300 miles. What would be the average speed for this trip?.
a)
60 miles per hour
b)
1500 miles per hour
c)
6 miles per hour
d)
.008 miles per hour
2.
A toy rocket and forces are shown. Assuming only two forces acting on the rocket are lift and gravity, which of the following would result in upward movement?
a)
Lift=5N, Gravity=5N
b)
Lift=3N, Gravity=4N
c)
Lift=5N, Gravity=4N
d)
Lift=4N, Gravity=4N
3.
What is the difference in average speed between two cars, one traveling 160 km/hr, and the other traveling 140 km/hr?
a)
10 km/hr
b)
20 km/hr
c)
1.14 km/hr
d)
300 km/hr
4.
The center of the rope will move when...
a)
the ground provides no friction for either team
b)
one team has more people than the other
c)
the rope has essentially no mass of its own
d)
one team pulls with more force than the other
5.
Students are graphing data they recorded of a marble rolling across the floor in the classroom. Which of the following accurately describes correct labeling on the graph?
a)
distance in 'cm' on the y-axis
b)
time in 'inches' on the y-axis
c)
distance in 'minutes' on the x-axis
d)
time in 'meters' on the x-axis
6.
If an object travels 42 meters in 6 seconds, what is its average speed?
a)
6 m/s
b)
7 m/s
c)
48 m/s
d)
252 m/s
7.
Two horses pull in opposite directions, but both move together in the direction shown. Which describes the forces being applied?
a)
forces are balanced, and net force is zero
b)
forces are unbalanced, force of Horse 1 is greater
c)
forces are unbalanced, force of Horse 2 is greater
d)
forces are balanced, Horse 1 force is greater
8.
What is the average speed of a toy car that travels 240 cm in one minute?
a)
4 cm/s
b)
15 cm/s
c)
40 cm/s
d)
240 cm/s
9.
What is the formula for speed?
a)
D / T
b)
T / D
c)
T x D
d)
D x T
10.
A fixed pulley does not change the amount of effort needed to lift the load, but it does change...
a)
direction of force
b)
weight of the load
c)
volume of the force
d)
shape of the load
11.
The diagram shows a wooden block being pulled up an inclined plane that is 30 cm in height. Using the inclined plan reduces the amount of force needed to lift the block, while increasing the...
a)
mass of the block
b)
surface area of the block
c)
pull of gravity on the block
d)
distance the block must move
12.
Which of the following decreases when an object is lifted using a movable pulley?
a)
distance the object moved
b)
amount of force needed
c)
length of the pulley's rope
d)
pull of gravity on the object
13.
An advantage of using an inclined plane is to reduce the--
a)
force needed to lift heavy objects
b)
time needed to load many obects
c)
work being done while moving objects
d)
amount of friction affecting objects
14.
What amount of force must the hand use to lift the load?
a)
less than 25N.
b)
25N
c)
50N
d)
more than 50N
15.
This picture shows a movable pulley. When moving the load, this pulley changes the--
a)
direction of force
b)
amount of force needed
c)
pull of gravity on the load
d)
overall mass of the rope
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