Sound and light Flashcards

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1
Q

A soccer ball rolls across the grass

A

Kinetic

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2
Q

A book is sitting on top of the book shelf

A

Potential/gravatational

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3
Q

Tv is plugged into an outlet and turned on

A

Electrical

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4
Q

The energy found in food and batteries

A

Chemical

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5
Q

Two types of energy we get from the sun

A

Thermal and radiant

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6
Q

Energy caused by vibrations through a medium

A

Sound

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7
Q

The type of energy used to cook food in a pan

A

Thermal

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8
Q

Explain the difference between kinetic and potential

A

Kinetic=motion potential=at rest/stored

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9
Q

If light Passes through?

A

Transmitted

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10
Q

If light bounces off?

A

Reflected

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11
Q

A———-is a smaller representation of something

A

Scale model

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12
Q

Transmits the most

A

Glass

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13
Q

Transmits and reflects the same

A

One way mirror

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14
Q

Transmits the least

A

Regular mirror

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15
Q

Light travels in a ———line

A

Straight

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16
Q

If the light is on in the students room, he will see his —— but the music teacher will see——

A

Reflection. The music student

17
Q

How would they be able to see themselves and the other person at the same time

A

If both lights in each room were on

18
Q

Does light need a medium

A

No

19
Q

What determines the color of an object

A

The color that reflects(the rest are absorbed)

20
Q

What are the 7 forms of electromagnetic waves lowest to highest

A

Radio, microwaves, infrared, visible light, uv, x-rays, gamma

21
Q

A disturbance that moves and transports energy

A

Wave

22
Q

The height of a wave shows the volume of the sound wave

A

Amplitude( the higher the wave the louder the sound)

23
Q

How many waves per second

A

Frequency

24
Q

Light bounces off

A

Reflects

25
Q

The distance between two waves

A

Wavelength

26
Q

The bending of light

A

Refraction( a prism can be used to demonstrate)

27
Q

When sound gets louder

A

Amplified

28
Q

Light passes through an object

A

Transmit

29
Q

List the states of matter showing how sound waves travel through them

A

Solid liquid gas

30
Q

If the waves are closer together they have a——frequency

A

Higher

31
Q

If the waves are further apart the have a——frequency

A

Lower