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WorksheetsFormative Assessment Topic 5 : Work, Energy & Power
Total questions: 10
Worksheet time: 5mins
Name
Class
Date
1.
The unit of work is
a)
watt
b)
hertz
c)
joule
d)
pascal
2.
What is the unit for power?
a)
what
b)
watt
c)
joule
d)
Jewel-Osco
3.
If a system is isolated, the total energy of the system
a)
Increases constantly.
b)
Decreases constantly.
c)
Is constant.
d)
Depends on the work done on the system.
e)
Depends on the work done by the system.
4.
Energy of a rock perched on a cliff is an example of...
a)
gravitational
b)
elastic
c)
chemical
d)
kinetic
5.
Energy from a compressed spring would be an example of...
a)
kinetic
b)
elastic
c)
gravitational
d)
chemical
6.
How do you calculate power?
a)
P = W/t
b)
P = E/t
c)
P = w * t
d)
P = bbq/chicken
7.
How do we calculate work?
a)
W = F * d
b)
w = f * D
c)
W = F * D
d)
w = f * d
8.
The faster an object moves, the ________ kinetic energy it has.
a)
more
b)
less
c)
none of the above
d)
all of the above
9.
Gravitational potential energy depends on the ________ and ________ of the object.
a)
Height and mass
b)
Friction and movement
c)
Mass and Movement
d)
Height and Friction
10.
This theorem states, "Whenever work is done, energy changes.
a)
Work-Energy Theorem
b)
Paul-Newman Theorem
c)
Action-Reaction Theorem
d)
Study-Now Theorem
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