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WorksheetsWork
Total questions: 40
Worksheet time: 53mins
Name
Class
Date
1.
How is work defined?
a)
the amount of energy
b)
the transfer of force over a distance
c)
rate of work in a given time
d)
the change in distance in a given time
2.
What is the equation for work?
a)
W = mass * acceleration
b)
W = force * distance
c)
W = force/distance
d)
W = speed/time
3.
What is the unit of measurement for work?
a)
Newtons
b)
Joules
c)
Watts
d)
Meters
4.
Which of the following is an example of work being done?
a)
Teacher sitting in a chair
b)
Book resting on desk
c)
Keys hanging from a key chain
d)
A ball being rolled on the floor
5.
Which of the following IS NOT an example of work being done?
a)
Pushing a cart in a store
b)
Shooting a basketball
c)
A stand off in tug of war
d)
Running a mile
6.
If a boulder is lifted by a forklift a distance of 10 meters with a force of 30 Newtons. How much work is being done?
a)
.333 Joules
b)
3 Joules
c)
300 Joules
d)
60 Joules
7.
If a student uses 10 Newtons of Force to push a chair 5 meters, how much is work is being done?
a)
2 Joules
b)
.5 Joules
c)
50 Joules
d)
20 Newtons
8.
If a lion drags his prey 10 meters to his den doing 500 joules of work, how much force did he use?
a)
50 Newtons
b)
500 Joules
c)
50,000 Newtons
d)
10 Newtons
9.
It takes 20 N of force to move a box a distance of 10 m. How much work is done on the box in Joules?
a)
200 J
b)
20.0J
c)
100 J
d)
10 J
10.
All of the following describe situations in which work is done by an organism EXCEPT for which situation?
a)
A bird carries a worm to it's nest
b)
A squirrel hides a nut in a tree
c)
Ants bring crumbs into their homes
d)
Leaves decompose on the forest floor
11.
Two factors that determine work are
a)
size of the force, and distance
b)
size of the force, and type of force
c)
mass, and distance
12.
units for work are
a)
netwons
b)
joules
c)
meters
d)
seconds
13.
if you push a cart with a force of 60 N for 2 m... how much work have you done
a)
120 J
b)
30 J
c)
120 N
d)
30 N
14.
work transfers
a)
sweat
b)
energy
c)
velocity
d)
effort
15.
Work done = Force x blank?
a)
a. distance
b)
b. acceleration
c)
c. velocity
d)
d. speed
16.
If you do 40 joules of work lifting a 10N box, how high is the shelf you move it to.
a)
400m
b)
40m
c)
50m
d)
4m
17.
In which of the following situations do your arms do work on books?
a)
holding a heavy stack of books while standing
b)
carrying a heavy stack of books
c)
dropping a stack of books onto a table
d)
picking up a pile of books from the floor
18.
You apply a force of 18 N to a dresser and move it 3.0 m. How much work did you do on the dresser?
a)
54 J
b)
6.0 J
c)
21 J
d)
27 J
19.
Ms. McDonald holds a desk perfectly still above her head. If she holds the desk at a height of 0.5 meters above her head, and applis 68 Newtons of force to do so, how much work has she done?
a)
34 Joules
b)
0 Joules
20.
I do 132 Joules of work on a bookcase. If I apply a force of 6 Newtons, how far have I moved the bookcase?
a)
22 meters
b)
792 meters
c)
17 meters
d)
320 meters
21.
How are force and distance related?
a)
As distance increases, force increases.
b)
As distance increases, force decreases.
22.
What is energy?
a)
The ability to do work
b)
Heat and Electricity
c)
A force that causes motion
d)
None of these
23.
What is work?
a)
The product of force and displacement
b)
Causes a change in potential energy of an object
c)
Does not depend on the path traveled, but only starting and ending position
d)
All of these are true
24.
What is the unit for energy and work?
a)
kg
b)
J
c)
m
d)
N
25.
Two identical objects need to get to the second floor of a building. One is lifted by rope, the other carried up the stairs. The object that went the farther distance had more work done.
a)
True
b)
False
26.
An object experiences 10 J of work. If a force of 2 N is applied to it, what is the distance the object has gone?
a)
5 m
b)
5 m/sec
c)
5 N
d)
5 J
27.
Work is done when a weightlifter holds a barbell still above his head.
a)
True
b)
False
28.
The product of the net force on an object and distance through which the object is moved
a)
Work
b)
Power
c)
Energy
d)
Acceleration
29.
Force is measured using which type of unit?
a)
Meters
b)
Kilograms
c)
Newtons
d)
Joules
30.
As the weight lifter picks up a very heavy barbell. When he is lifting the barbell...
a)
He does no work
b)
He does positive work
c)
He does negative work
31.
You push against the back of your friends car that is stuck. You push and be become very tired. Did you do work?
a)
Yes, work was done
b)
No, work wasn't done
32.
Mr. Yoon rides his bike 6 miles to school. Work or no work? why?
a)
Work, because he stayed in the same spot
b)
No work, because he stayed in the same spot
c)
Work, because he moved a distance
d)
No work, because he moved a distance
33.
Work or no work? How do you know?
a)
Work, the tree is moving
b)
No work, the tree is moving
c)
Work, the tree is no moving
d)
No work, the tree is not moving
34.
The roof of Ms. Velazquez's porch collapsed! She helped her husband rebuild it by holding up one of the beams. Did Ms. Velazquez do any work? How do you know?
a)
Work, the porch roof moved
b)
No work, the porch roof moved
c)
Work, the porch roof didn't move
d)
No work, the porch roof didn't move
35.
Work or now work? How do you know?
a)
Work, the books are falling
b)
No work, the books are falling
c)
Work, the books are staying still
d)
No work, the books are staying still
36.
You studied really hard for your ACP tests for an hour each night this week. According to physics, did you do any work?
a)
Work, your brain was thinking
b)
No work, your brain was only thinking. Nothing was moving
c)
Work, you were not moving
d)
No work, you were moving
37.
Work or no work? How do you know?
a)
Work, the guy is sitting
b)
No work, the guy is sitting
c)
Work, the guy is moving
d)
No work, the guy is moving
38.
Mr. Carter helped his son move to his dorm room at college. They both lifted and moved boxes from a U-Haul truck to the second floor door room. Was work done? How do you know?
a)
Work, they moved the boxes
b)
No work, they moved the boxes
c)
Work, nothing moved
d)
No work, nothing moved
39.
Ms. Orr reported for military duty. While on duty, she lifted supplies into a truck. Work or no work? How do you know?
a)
No work, nothing moved
b)
No work, she lifted supplies
c)
Work, she lifted supplies
d)
Work, nothing moved
40.
Ms. Salas pushed her shopping cart around the store to buy school supplies for her students. Work or no work? How do you know?
a)
No work, she bought supplies
b)
No work, she pushed the cart
c)
Work, she bought supplies
d)
Work, she pushed the shopping cart
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