NEW
Font size
S
M
L
XL
WorksheetsWork Science
Total questions: 15
Worksheet time: 15mins
Name
Class
Date
1.
It takes 20 N of force to move a box a distance of 10 m. How much work is done on the box ?
a)
200 J
b)
20.0J
c)
2 J
d)
200 N
2.
Two factors that determine work are
a)
amount of the force, and effort used
b)
amount of the force, and type of force
c)
mass, and distance
d)
amount of force and distance moved
3.
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 N
b)
6.0 J
c)
54 J
d)
27 J
4.
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
5.
The unit or label for work is
a)
netwons
b)
joules
c)
meters
d)
seconds
6.
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
c)
68 Joules
d)
340 Joules
7.
Work done = Force x blank?
a)
a. distance
b)
b. acceleration
c)
c. velocity
d)
d. speed
8.
True or false
You do work only when you exert a force on an object and move it
You do work only when you exert a force on an object and move it
a)
true
b)
false
9.
units of force are
a)
netwons
b)
grams
c)
joules
d)
meters
10.
What is the formula for work?
a)
output work/input work X 100%
b)
work/time
c)
input force/output force
d)
force X distance
11.
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
12.
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
13.
A force of 15 newtons is used to push a box along the floor a distance of 3 meters. How much work was done?
a)
3 J
b)
45 J
14.
1. A book weighing 1.0 newton is lifted 2 meters. How much work was done?
a)
2 J
b)
0.5 J
15.
The force required to move a chair 4 meters is 3 newtons how much work is done
a)
10 J
b)
12 J
c)
10 N
d)
12 N
Reset
