light & sound waves Flashcards

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1
Q

sound waves travel fastest through

A

solids

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2
Q

sound waves travel slowest through

A

gas

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3
Q

light waves travel fastest through

A

gas

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4
Q

light waves travel slowest through

A

solids

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5
Q

we see an apple is red because it ______ red and _____ all the other colors

A

reflect;absorbs

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6
Q

sound waves mostly travel as ______ waves

A

longitudal

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7
Q

light waves mostly travel as ______ waves

A

tranverse

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8
Q

how many wave crests pass through a point in a certain time

A

frequency

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9
Q

how high or how low a sound seems to the observer & is measured in hertz

A

pitch

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10
Q

how tall or short the wave is

A

amplitude

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11
Q

distance between two crests is

A

wavelength

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12
Q

highest surface part of a wave

A

crest

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13
Q

visible light is part of the ________ ________ which includes gamma and radio waves

A

electromagnetic spectrum

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14
Q

an object bending or becoming bigger/smaller in water is an example of

A

refraction

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15
Q

a mirror is an example of

A

reflection

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16
Q

light bending and going around an object is an example of

A

diffraction