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Science > Light Questions > Flashcards

Light Questions Flashcards

1
Q

A red light will reflect light from…

A

Red objects

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2
Q

A blue filter will transmit…

A

Blue light

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3
Q

Which color is at the top of the spectrum?

A

Red

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4
Q

Which media is more dense than water?

A

Glass

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5
Q

A blue filter will absorb…

A

Red, orange, yellow, green, indigo and violet light

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6
Q

The different colors are known as…

A

Spectrum

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7
Q

Opaque materials will…

A

Not transmit light

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8
Q

Shiny objects will…

A

Reflect light

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9
Q

An example of a luminous object is…

A

The Sun

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10
Q

An example of a non-luminous object is…

A

The moon

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11
Q

How does light travels…

A

In straight lines

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12
Q

Translucent materials will…

A

Transmit some light, reflect some light and absorb some light

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13
Q

What do we call an area where light does not reach?

A

Shadow

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14
Q

Which medium is less dense than water?

A

Air

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15
Q

A luminous object will…

A

create its own light

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16
Q

Light travels slower than sound (true/false)

A

False

17
Q

Than angle of reflection is the same as the angle of incidence (true/false)

A

True

18
Q

Light can be dispersed into how many colors?

A

Into 7

19
Q

What si the name of the imaginary line that is 90 degree angle to a material?

A

The normal

20
Q

What is the name of the outgoing ray and the normal line?

A

The angle of reflection

21
Q

What is the name of the angle between the incoming ray and the normal line?

A

The angle of incidence

22
Q

What is the name of the incoming ray of light to a mirror?

A

The incident ray

23
Q

A non-luminous will…

A

Not create its own light

24
Q

This is how we are able to see things

A

Light enters our eyes

25
Q

What is the name of the out going ray of light from a mirror

A

The reflective ray

26
Q

Transparent light will…

A

Transmit light

27
Q

A blue and green filter will…

A

Absorb all light

28
Q

What does dispersed mean?

A

Split up

29
Q

Light rays bend when…

A

When they are refracted or reflected by different material

30
Q

Light can be dispersed using a…

A

Prism and light box

31
Q

A light bends due to…

A

A change is speed

32
Q

When light travels from a dense material to a less dense material…

A

It bends away from the normal

33
Q

When light travels from a less dense to a more dense material…

A

It bends towards the normal

34
Q

Lenses are used in…

A

Lenses, binoculars, glasses

Science (5 decks)

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