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Science - Light > Science - Chapter 4 > Flashcards

Science - Chapter 4 Flashcards

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1
Q

the intensity of light

A

brightness

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2
Q

the amount of light being seen

A

brightness

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3
Q

the closer to the source of the light the _______________ the intensity of degree of brightness

A

greater

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4
Q

degree of brightness

A

intensity

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5
Q

the greater the distance the object is from the source of the light, the ____________ the intensity

A

lesser

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6
Q

_____________is made up of all colors of light mixed together

A

white light

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7
Q

if white light is passed through a ______________, the can be separated into light of ______________ _______________

A

prism, different colors

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8
Q

name the colors of the rainbow

A

red, orange, yellow, green, blue, indigo, violet

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9
Q

for an object to be visible it must either _____________________ or ______________

A

give off it own light or reflect light

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10
Q

name some examples of visible light

A

sun, candle flame, flashlight

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11
Q

name some examples of objects that reflect light

A

moon, and many other objects around us

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12
Q

the ability to make something move, happen or change

A

energy

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13
Q

the different ________ of light are revealed when white light is passed through a __________ and separated into the different colors of the rainbow called the ______________

A

colors, prism, spectrum

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14
Q

colors are related to the different amounts of ________ in white light

A

energy

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15
Q

each color represents a different amount of __________

A

energy

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16
Q

when light bounces back from a surface it is ___________________

A

reflected

17
Q

the allows for objects that do not produce their own light to be seen

A

reflection

18
Q

when light strikes an object, some of the light ______________ and allows for the object to be________

A

reflected, detected by the eyes

19
Q

when light strikes a _______, _______ object, like a mirror, it is reflected so that a __________ can be seen which looks very similar to the object seen with the light reflected directly from it

A

smooth, shiny, reflection

20
Q

the color of light __________ from a object is the color that the object _________

A

reflected, appears

21
Q

when light passes from one type of transparent material to another and changes direction

A

refraction

22
Q

give two examples of refraction

A

1) light travels through a magnifying glass and we see a larger view of the object
2) when a straw is viewed in water, light passes fro the water to the air causing the path of light to bend. when the light bends, the straw appears bent

23
Q

when light does not pass through or reflect from a material

A

absorption

24
Q

when light is absorbed

A

it remains in the material as another form of energy

25
Q

the colors of objects are determined by the light that is _____________

A

reflected

26
Q

all colors of light not reflected be an object are __________

A

absorbed

27
Q

a red object will absorb ______ colors and reflect the color _______

A

all, red

28
Q

a material that allows light to pass through it

A

transparent material

29
Q

objects can be seen______ when viewed through transparent material

A

clearly

30
Q

examples of transparent materials

A

water, air, glass

31
Q

material that scatters or absorbs some of the light that strikes it and allows some to pass through

A

translucent

32
Q

objects appear ______ when viewed through translucent materials

A

blurry

33
Q

some examples of translucent materials

A

waxed paper, frosted glas

34
Q

material that does not allow light to pass through

A

opaque

35
Q

light is neither _____ or __________ be an opaque material

A

reflected, absorbed

36
Q

examples of opaque materials

A

wood, metal, thick paper

Science - Light (1 decks)

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