Worksheetsenergy transformations
Total questions: 7
Worksheet time: 4mins
Name
Class
Date
1.
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
2.
Which of the following shows an energy transformation from chemical energy to electrical to light energy?
a)
A bolt of lightning lights the night sky.
b)
A candle glows brightly in the dark.
c)
A fire in a fireplace lights up a room.
d)
A battery causes a flashlight to shine.
3.
What energy transformations take place when a battery-operated radio is in use?
a)
Electrical to chemical to light
b)
Sound to chemical to mechanical
c)
Chemical to electrical to sound
d)
Light to electrical to thermal
4.
Can you create energy?
a)
Yes
b)
No
5.
Can you destroy energy?
a)
Yes
b)
No
6.
What energy transformation occurs as bioluminescent algae glow in the ocean?
a)
Radiant --> Chemical
b)
Thermal --> Radiant
c)
Chemical --> Radiant
d)
Thermal --> Chemical
7.
What energy transformation occurs in the chameleon as it quickly launches its tongue to catch an insect?
a)
Radiant --> Chemical
b)
Thermal --> Chemical
c)
Chemical --> Mechanical
d)
Mechanical --> Chemical
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