Color and Light Test

Question

What is the ultimate source of electromagnetic waves?

Answer 1

TV antennas

Answer 2

Vibrating atoms

Answer 3

Vibrating molecules

Answer 4

Vibrating charged particles

Answer 5

Radio sets

Answer 6

speed of 1000 m/s.

Answer 7

wavelength of 1000 m.

Answer 8

period of 1000 s.

Answer 9

frequency of 1000 Hz.

Answer 10

wavelength.

Answer 11

speed and wavelength.

Answer 12

none of the above.

Answer 13

Radio waves

Answer 14

Gamma rays

Answer 15

Sound waves

Answer 16

Light waves

Answer 17

Light waves

Answer 18

Infrared waves

Answer 19

Radio waves

Answer 20

Ultraviolet waves

Answer 21

for light to travel from the sun to Earth.

Answer 22

to operate receiving equipment in the dark.

Answer 23

for the sun to disappear.

Answer 24

all of the above.

Answer 25

none of the above.

Answer 26

totally blocked.

Answer 27

partially polarized.

Answer 28

totally polarized.

Answer 29

randomly polarized.

Answer 30

vibrating charges.

Answer 31

electric fields.

Answer 32

magnetic fields.

Answer 33

none of the above.

Answer 34

block UV light.

Answer 35

neither block nor transmit UV light.

Answer 36

transmit UV light.

Answer 37

randomly polarized.

Answer 38

polarized parallel to the surface.

Answer 39

polarized perpendicular to the surface.

Answer 40

Transparent

Answer 41

Neither transparent nor opaque

Answer 42

the sun is so much larger than the moon.

Answer 43

the sun is farther from Earth than is the moon.

Answer 44

Earth's shadow on the moon is larger than the moon's shadow on Earth.

Answer 45

solar eclipses don't happen as often as lunar eclipses.

Answer 46

none of the above.

Answer 47

18,000,000 km

Answer 48

9,000,000 km

Answer 49

300,000 km

Answer 50

95,000,000,000 km

Answer 51

twice as much.

Answer 52

half as much.

Answer 53

a resonant frequency of electrons in the metal.

Answer 54

the fact that light reflects from metals.

Answer 55

metals; relatively high density.

Answer 56

the free electrons in metal atoms.

Answer 57

longitudinal waves.

Answer 58

transverse waves.

Answer 59

ultraviolet.

Answer 60

infrared and ultraviolet.

Answer 61

none of the above.

Answer 62

infrared waves.

Answer 63

radio waves.

Answer 64

ultraviolet waves.

Answer 65

microwaves.

Answer 66

Between 50% and 100%

Answer 67

Between 0% and 50%

Answer 68

can travel through a vacuum.

Answer 69

need a medium to travel through.

Answer 70

vertically.

Answer 71

horizontally.

Answer 72

Less than 1 Hz

Answer 73

More than 1 Hz

Answer 74

need a medium to travel through.

Answer 75

can travel through a vacuum.

Answer 76

Less than 1 m

Answer 77

More than 1 m

Answer 78

to block ultraviolet rays.

Answer 79

to block infrared rays.

Answer 80

to block glare from reflections.

Answer 81

to look cool.

Answer 82

between 0% and 40%.

Answer 83

between 40% and 100%.

Answer 84

colors of light reflected by the object.

Answer 85

frequencies of light absorbed by the object.

Answer 86

colors of light shining on the object.

Answer 87

frequencies of light reflected by the object.

Answer 88

all of the above.

Answer 89

higher in the clear glass.

Answer 90

higher in the green glass.

Answer 91

the same in each.

Answer 92

subtraction.

Answer 93

none of the above.

Answer 94

frequencies.

Answer 95

polarities.

Answer 96

intensities.

Answer 97

velocities.

Answer 98

none of the above

Answer 99

blue and yellow are complementary colors.

Answer 100

yellow pigments absorb green light and reflect all the others.

Answer 101

blue reflects only blue light, and yellow reflects almost all colors of light.

Answer 102

between blue and yellow pigments, all colors are absorbed except green.

Answer 103

blue absorbs yellow light and yellow absorbs blue light.

Answer 104

red and yellow light.

Answer 105

red and cyan light.

Answer 106

yellow and green light.

Answer 107

red and blue light.

Answer 108

none of the above

Answer 109

reflected.

Answer 110

transmitted.

Answer 111

all of the above

Answer 112

none of the above

Answer 113

none of the above

Answer 114

none of the above

Answer 115

blue-violet.

Answer 116

orange-green.

Answer 117

red-orange.

Answer 118

green-blue.

Answer 119

none of the above

Answer 120

reflect blue light.

Answer 121

absorb yellow light.

Answer 122

absorb and then reemit blue light, scattering it in all directions.

Answer 123

absorb green light.

Answer 124

the longest path of sunlight through the atmosphere is at sunset or sunrise.

Answer 125

a lot of high-frequency light is scattered by the atmosphere.

Answer 126

blue light from the sun is scattered by Earth's atmosphere.

Answer 127

all of the above

Answer 128

none of the above

Answer 129

greenish blue.

Answer 130

a continuous band of color.

Answer 131

a composite of many frequencies of light.

Answer 132

a single frequency of light.

Answer 133

absorbing qualities of gas.

Answer 134

polarization of atoms in the gas.

Answer 135

relative masses of atoms in the gas.

Answer 136

identities of atoms in the gas.

Answer 137

red, green, and blue.

Answer 138

yellow, green, and blue.

Answer 139

red, yellow, and blue.

Answer 140

red, yellow, and green.

Answer 141

yellow, cyan, and red.

Answer 142

red, blue, and yellow.

Answer 143

red, blue, and green.

Answer 144

magenta, cyan, and yellow.

Answer 145

red, green, and yellow.

Answer 146

yellow, blue, and green.

Answer 147

atoms that emit the light vibrate along parallel lines.

Answer 148

light emitted aligns with the gravitational field.

Answer 149

slit of the spectroscope is itself a line opening.

Answer 150

light is polarized.

Answer 151

spectroscope.

Answer 152

telescope.

Answer 153

stellar microscope.

Answer 154

stethoscope.

Answer 155

cyan light.

Answer 156

red light.

Answer 157

magenta light.

Answer 158

yellow light.

Answer 159

none of the above

Answer 160

broken into an assortment of tiny particles that scatter all colors.

Answer 161

lost its transparency.

Answer 162

absorbed back

Answer 163

reflected red, green, and blue light.

Answer 164

yellow-green.

Answer 165

green-blue.

Answer 166

yellow-green.

Answer 167

scattered by the upper atmosphere.

Answer 168

absorbed by a protective layer of ozone gas in the upper atmosphere.

Answer 169

absorbed by the large amount of air in the atmosphere.

Answer 170

Actually, there isn't enough UV radiation coming from the sun to harm us.

Answer 171

resonators that scatter blue light.

Answer 172

mirrors that reflect only blue light.

Answer 173

sources of white light.

Answer 174

none of the above

Answer 175

red, green, and blue.

Answer 176

magenta, cyan, and yellow.

Answer 177

red, blue, and yellow.

Answer 178

magenta, cyan, and red.

Answer 179

magenta, green, and yellow.

Answer 180

are next to each other on the color chart.

Answer 181

produce white light when added together.

Answer 182

look good together.

Answer 183

are primary colors.

Answer 184

none of the above

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Color and Light Test

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