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Art > Sciecne Light > Flashcards

Sciecne Light Flashcards

1
Q

Relative to its object, a real image formed by a mirror is always

A

inverted

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2
Q

A lens that produces an image on the opposite side of the lens as the object is a

A

Converging

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3
Q

Light entering a plexiglass triangle at an angle will be

A

Bent twice in opposite directions (towards the normal, then away), by unequal amounts

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4
Q

You are looking at the bottom of a lake 1.2 m deep from a boat. To you the lake seems to be

A

less than 1.2 m deep

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5
Q

Relative to its object, a real image formed by a lens is always

A

inverted

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6
Q

Light entering a plexiglass rectangle at an angle

A

Bent twice in opposite directions (towards the normal, then away), but by equal amounts

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7
Q

Light entering a plexiglass triangle at an angle will be

A

Bent twice in the same direction (up and up or down and down),

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8
Q

Light entering a plexiglass rectangle at an angle

A

Bent twice in opposite directions (up then down or down then up), but by equal amounts

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9
Q

Relative to its object, a virtual image formed by a converging mirror is always

A

Erect, Smaller

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10
Q

The law of refraction (Snell’s Law, to be exact) holds for all objects, regardless of shape or material (assuming light can pass through it).

A

True

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11
Q

The image formed by a diverging lens of a real object is always which one or more of the following?

A

Virtual

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12
Q

A converging lens is

A

Convex, not flat, or concave

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13
Q

Science prefers

A

A few powerful, general rules

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14
Q

The fact that flat mirrors reflect parallel rays in parrallel directions and curved mirrors do not requires separate rules.

A

False

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15
Q

Hypothesis

A

A statement predicting the outcome of an experiment, based off of other research.

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16
Q

Law

A

States a relationship between quantities/variables (often as a mathematical equation).

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17
Q

Theory

A

Explains how or why a phenomenon happens.

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18
Q

A mirror that can produce an image on the opposite side of the mirror as the object is a

A

Diverging,converging

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19
Q

A converging mirror is

A

Concave

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20
Q

Light entering a more dense medium (such as Plexiglas from air) at an angle other than 900 will be bent

A

Toward the normal

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21
Q

Relative to its object, a real image formed by a lens may be

A

Inverted, larger, smaller

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22
Q

A lens that produces a real upright image is a

A

not diverging, and converging

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23
Q

Light leaving a more dense medium (such as Plexiglas from air) at an angle other than 900 will be bent

A

Away from the normal

24
Q

Relative to its object, a real image formed by a mirror may be

A

Larger,smaller, inverted

25
Q

A mirror that always produces an image on the opposite side of the mirror as the object is a

A

Diverging

26
Q

A diverging mirror is

A

Convex

27
Q

Relative to its object, a virtual image formed by a converging lens is always

A

Erect, larger

28
Q

A lens that always produces an image on the same side of the lens as the object is a

A

Diverging

29
Q

A diverging lens is

A

Concave

30
Q

A lens that can produce an image on the same side of the lens as the object is a

A

Both

31
Q

The law of reflection applies to

A

Everything

32
Q

A blue light shone on a yellow object would show a ______ object.

A

Black

33
Q

A green light shone on a yellow object would show a ______ object.

A

Green

34
Q

The primary colors of pigment are

A

Yellow, Cyan, Magenta

35
Q

A filter transmits the color that it is (and/or the colors that make it up).

A

True

36
Q

A red filter in line with a green filter would show ________ light through it

A

Black

37
Q

Green light plus Magenta light equals

A

White Light

38
Q

The primary colors of light are

A

Red green blue

39
Q

A yellow light in line with a magenta filter would show ________ light through it

A

Red

40
Q

A cyan filter in line with a magenta filter would show ________ light through it

A

Blue

41
Q

A red light in line with a magenta filter would show ________ light through it

A

Red

42
Q

The complementary colors are

A

Green + magenta, red + cyan, yellow + blue

43
Q

Green light plus blue light equals

A

Cyan light

44
Q

The Swedish flag is blue and yellow. When viewed with blue light it appear

A

Blue and black

45
Q

Light of which of the following colors has the longest wavelength?

A

Red

46
Q

A filter adds color to white light

A

False

47
Q

Yellow light plus blue light equals

A

White

48
Q

When the American flag is viewed with red light it appears

A

Red and black

49
Q

The property of light waves that leads to the phenomenon of color is

A

Frequency

50
Q

Red light plus blue light equals

A

Magenta light

51
Q

Light of which of the following colors has the highest frequency?

A

Blue

52
Q

Red light plus green light equals

A

Yellow

53
Q

Red light plus cyan light equals

A

White

54
Q

A red filter in line with a green filter would show ________ light through it

A

Black

55
Q

Green light plus blue light equals

A

Cyan

56
Q

Green light plus Magenta light equals

A

White

57
Q

A blue light shone on a yellow object would show a ______ object.

A

Black

Art (7 decks)

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