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eraser
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fairy
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5
10
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20
25
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shark
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baam
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10
×
In Radiation, the energy transferred is called?
Radiant Energy
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10
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The distance from the line of origin to a crest or trough of a wave.
Amplitude
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10
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_____ an example of a natural source of light.
Sun
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10
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TRUE or FALSE: Light is a form of mechanical wave and is responsible for the sense of touch.
FALSE
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20
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Materials that do not allow heat to pass through are _____ or _____.
Nonconductors, Insulators
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10
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Radio waves up to Gamma rays are collectively known as?
Electromagnetic Waves
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star
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gift
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25
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Three kinds of Heat Transfer
Conduction, Convection and Radiation
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10
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The movement of liquid or gases from a colder region to a warmer region produce current called
Convection
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10
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Materials through which heat energy is transferred are called?
Conductors
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15
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UV radiation, X-rays or gamma rays are frequencies ____ than visible light.
Higher
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5
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Among the colors of light, which color of light carries the highest energy?
Violet
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15
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Infrared, microwaves and radio waves are frequencies lower than ____.
Visible light
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25
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What is the speed of light?
3x10^8 m/s
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shark
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rocket
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baam
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