Sciecne Light Flashcards

(57 cards)

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
A mirror that always produces an image on the opposite side of the mirror as the object is a
Diverging
26
A diverging mirror is
Convex
27
Relative to its object, a virtual image formed by a converging lens is always
Erect, larger
28
A lens that always produces an image on the same side of the lens as the object is a
Diverging
29
A diverging lens is
Concave
30
A lens that can produce an image on the same side of the lens as the object is a
Both
31
The law of reflection applies to
Everything
32
A blue light shone on a yellow object would show a ______ object.
Black
33
A green light shone on a yellow object would show a ______ object.
Green
34
The primary colors of pigment are
Yellow, Cyan, Magenta
35
A filter transmits the color that it is (and/or the colors that make it up).
True
36
A red filter in line with a green filter would show ________ light through it
Black
37
Green light plus Magenta light equals
White Light
38
The primary colors of light are
Red green blue
39
A yellow light in line with a magenta filter would show ________ light through it
Red
40
A cyan filter in line with a magenta filter would show ________ light through it
Blue
41
A red light in line with a magenta filter would show ________ light through it
Red
42
The complementary colors are
Green + magenta, red + cyan, yellow + blue
43
Green light plus blue light equals
Cyan light
44
The Swedish flag is blue and yellow. When viewed with blue light it appear
Blue and black
45
Light of which of the following colors has the longest wavelength?
Red
46
A filter adds color to white light
False
47
Yellow light plus blue light equals
White
48
When the American flag is viewed with red light it appears
Red and black
49
The property of light waves that leads to the phenomenon of color is
Frequency
50
Red light plus blue light equals
Magenta light
51
Light of which of the following colors has the highest frequency?
Blue
52
Red light plus green light equals
Yellow
53
Red light plus cyan light equals
White
54
A red filter in line with a green filter would show ________ light through it
Black
55
Green light plus blue light equals
Cyan
56
Green light plus Magenta light equals
White
57
A blue light shone on a yellow object would show a ______ object.
Black