Energy and Light
Vocabulary
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Monday, April 29, 2013 2:16:35 PM ET
energy
• the ability to do work
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Monday, April 29, 2013 2:16:35 PM ET
light
• the form of energy that makes it possible
for the eye to see
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heat
• a form of energy that you feel as warmth
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Monday, April 29, 2013 2:16:35 PM ET
thermal energy
• energy in the form of heat
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Monday, April 29, 2013 2:16:35 PM ET
medium
• a substance that is a means of passing on a
force or an effect
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Monday, April 29, 2013 2:16:35 PM ET
refract
• bending of the light
• when light has been bent (refraction)
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Monday, April 29, 2013 2:16:35 PM ET
absorb
• to take in
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Monday, April 29, 2013 2:16:35 PM ET
electricity
• a kind of energy that is used for light and
heat
• makes things operate
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Monday, April 29, 2013 2:16:35 PM ET
electrical circuit
• unbroken path along which an electric
current exists or is intended or able to
flow
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Monday, April 29, 2013 2:16:35 PM ET
reflect
• to throw back an image of
• mirror
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Monday, April 29, 2013 2:16:35 PM ET
magnetic energy
• having the power to attract or repulse
• force of attraction or repulsion
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Monday, April 29, 2013 2:16:35 PM ET