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Worksheetsenergy
Total questions: 21
Worksheet time: 15mins
Name
Class
Date
1.
Which object shows an energy transformation from electrical to mechanical?
a)
b)
c)
d)
2.
Which of the following energy transformations occur when a lamp that is plugged into a wall socket is functioning correctly?
a)
Chemical to light
b)
Electrical to chemical
c)
Electrical to light
d)
Chemical to electrical
3.
The roller coaster cart has the most kinetic energy at position-
a)
W
b)
X
c)
Y
d)
Z
4.
A hairdryer converts --
a)
electrical energy into chemical
b)
electrical energy into thermal
c)
chemical energy into mechanical
d)
thermal energy into mechanical
5.
Electrical Energy is transferred to _____ Energy.
a)
Thermal
b)
Solar
c)
Electrical
d)
None
6.
Energy of motion is which type of energy?
a)
Potential
b)
Kinetic
c)
Sound
d)
Gravitational
7.
What kind of energy is represented in the picture?
a)
Thermal
b)
Chemical
c)
Sound
d)
Nuclear
8.
What kind of energy is represented in this picture?
a)
Thermal
b)
Potential
c)
Nuclear
d)
Mechanical
9.
Energy transformations occur when...
a)
energy is created through conduction
b)
energy changes from one form to another
c)
two forces slide together that are touching
d)
a chemical reaction takes place
10.
What is energy?
a)
The ability to do work
b)
A force
c)
Electricity
d)
The ability to transform work
11.
Which kind of energy change occurs when a candle is burning?
a)
Chemical to light.
b)
Light to electrical.
c)
Solar to heat.
d)
Chemical to electrical.
12.
Which type of energy transformation occurs when a flashlight shines?
a)
chemical → thermal → electrical
b)
chemical → electrical → light
c)
thermal → chemical → light
d)
chemical → electrical → chemical
13.
A lamp that plugs into a wall socket draws energy which flows through a thin wire in the bulb causing it to glow. What energy transformations are taking place?
a)
chemical → light → electrical
b)
mechanical → sound → light
c)
thermal → solar → electrical
d)
electrical → thermal → light
14.
Which of the following best describes the energy transformations that occur when a flashlight that runs on batteries is turned on?
a)
chemical → light → electrical
b)
electrical → light → chemical
c)
light → electrical → chemical
d)
chemical → electrical → light
15.
Which of the following shows the correct order of the energy transformations that occur when green plants produce their food from the Sun’s energy?
a)
chemical → thermal
b)
light → chemical
c)
thermal → light
d)
chemical → electrical
16.
Which of the following shows the energy transformation that occurs when solar panels are used to heat a building?
a)
light → thermal
b)
chemical → electrical
c)
thermal → chemical
d)
light → mechanical
17.
The ability to do work is
a)
friction
b)
force
c)
energy
d)
speed
18.
Energy that is stored in an object is called?
a)
kinetic energy
b)
inertia
c)
potential energy
d)
none of the above
19.
kinetic energy is the ......
a)
a) stored energy
b)
b) energy of motion
c)
both a and b
d)
none of the above
20.
when the speed of an object increases, its kinetic energy will....
a)
increase
b)
decrease
c)
stay the same
d)
none of the above
21.
kinetic energy of an object depends on: (select all that applies)
a)
speed
b)
mass
c)
friction
d)
none of the above
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