Omie Science WS 6 and 7 Flashcards

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1
Q

objects that do not produce their own light

A

Nonluminous Objects

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2
Q

a form of energy that helps you see things clearly

A

Light

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3
Q

objects that emit their own light

A

Luminous Objects

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4
Q

a kind of light that is made by humans

A

Artificial Source

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5
Q

object that gives off light

A

Light Source

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6
Q

a kind of light that is not made by humans

A

Natural Source

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7
Q

Stars

A

Natural Light

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8
Q

Light Bulb

A

Artificial Light

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9
Q

Candle

A

Artificial Light

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10
Q

Alcohol Lamp

A

Artificial Light

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11
Q

Firefly

A

Natural Light

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12
Q

Burning Charcoal

A

Artificial Light

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13
Q

Sun

A

Natural Light

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14
Q

cardboard

A

Nonluminous Object

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15
Q

mirror

A

Nonluminous Object

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16
Q

flashlight

A

Luminous Object

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17
Q

Fluorescent Lamp

A

Luminous Object

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18
Q

paper

A

Nonluminous Object

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19
Q

firefly

A

Luminous Object

20
Q

wood

A

Nonluminous Object

21
Q

When an object blocks the path of light, what is formed?

A

shadow

22
Q

When an object moves closer to a light source, its shadow _________.

A

gets bigger

23
Q

Which of the following statements about light is INCORRECT?

A

. The person always has a shadow.

24
Q

When the sun is behind you, your shadow is _______________.

A

in front of you

25
Q

Why do shadows made by the Sun move over the course of a day?

A

It is because the sun appears to move across the sky.

26
Q

Shadows made by the Sun are shortest

A

at midday, when the sun is directly overhead

27
Q

Which of the following objects will make the darkest shadow?

A

Light shining on a wooden chopping board.

28
Q

Which of the following choices below is an example of light being reflected?

A

seeing yourself in a mirror

29
Q

It refers to the process of bending light ray as it passes from one medium to another.

A

Refraction

30
Q

Which type of object blocks all light from passing through?

A

opaque

31
Q

opaque

A

Transparent Object

32
Q

brick wall

A

Opaque Object

33
Q

frosted glass

A

Translucent Object

34
Q

book

A

Opaque Object

35
Q

shower curtain

A

Translucent Object

36
Q

whiteboard

A

Opaque Object

37
Q

sunglasses

A

Translucent Object

38
Q

plastic water bottle

A

Transparent Object

39
Q

magnifying glass

A

Transparent Object

40
Q

door

A

Opaque Object

41
Q

allow light to easily pass through them

A

Transparent Materials

42
Q

allow some light to pass through but distort the light during the passage

A

translucent materials

43
Q

absorb light, do not let light to pass through

A

Opaque materials

44
Q

light follows the Laws of Reflection

A

Reflection

45
Q

happens in rough textured or uneven surfaces

A

Diffuse Reflection

46
Q

reflected in one directions

A

Regular/Specular Reflection

47
Q

light bends/refracts when it changes speed

A

Refraction