Worksheets12/16 Review
Total questions: 10
Worksheet time: 20mins
Name
Class
Date
1.
Samar applies a force of 225 N to move a laptop 0.65 meters across the tabletop to her lab partner, Joan. What was the work done on the laptop by Samar?
a)
150.29 J
b)
170.65 J
c)
146.25 J
d)
208 J
2.
____ is the rate of which work is done, or ______ is transferred.
a)
Power ---- Energy
b)
Work ---- Force
c)
Sunlight ---- Power
3.
What is the unit of measurement of power?
a)
power
b)
watt
c)
joule
d)
hat
4.
What force is required to move a crate by doing 7,500 J of work over 12 meters?
a)
625 N
b)
700 N
c)
640 N
d)
725 N
5.
A crane lifts an 850 kg shipping container 11.8 m straight up from the dock onto the main deck of a container ship in 1.5 minutes. What work was done by the crane?
Find force 1st (F=mg)
Then find work (W=Fd)
a)
98,400 J
b)
99,405 J
c)
97,295 J
d)
98,294 J
6.
_______ is a force acting upon an object to cause a _______ of that object.
a)
Work ----- energy
b)
Force ----- Power
c)
Work ---- Displacement
d)
Energy ---- Displacement
7.
work is a measurement of how much force is applied over a certain
a)
distance
b)
velocity
c)
shape
d)
size
8.
work= forcex___
a)
volume
b)
displacement
c)
distance
d)
none
9.
Arjun is holding a 15 N sack of potatoes while waiting in line at the grocery store for 3 minutes. How much work is done by Arjun?
a)
15 J
b)
45 J
c)
0 J
d)
5 J
10.
A kid applies a force of 70. N to a ball over 1.1 meters. How much work did he do on the ball?
a)
77 J
b)
7.7 J
c)
0.70 J
d)
770 J
100 %
