Quiz about Light and Human Eye

Question 1

Which of these colors of visible light has the shortest wavelength?

Accepted Answer

violet

Answer

red

Answer

green

Answer

yellow

Question 2

The electromagnetic spectrum is the complete range of electromagnetic radiation ranging from radio waves to gamma rays. Which type of radiation in this spectrum is associated with observable colors such as red, green, and blue?

Accepted Answer

visible light

Answer

gamma rays

Answer

x-rays

Answer

radio waves

Question 3

On the electromagnetic spectrum shown, which numbered position represents where the visible light spectrum is found?

Accepted Answer

2

Answer

1

Answer

3

Answer

4

Question 4

Visible light in the electromagnetic spectrum

Accepted Answer

is a narrow band within the spectrum.

Answer

is a broad band within the spectrum.

Answer

makes up 50 percent of the spectrum.

Answer

makes up more than 75 percent of the spectrum.

Question 5

Light waves are arranged in the electromagnetic spectrum by

Accepted Answer

wavelength and frequency.

Answer

wavelength and brightness.

Answer

speed and color.

Answer

brightness and color.

Question 6

Which part of the electromagnetic spectrum can humans sense without using equipment or technology?

Accepted Answer

visible light

Answer

radio waves

Answer

microwaves

Answer

X-rays

Question 7

Visible light is which type of wave?

Accepted Answer

electromagnetic

Answer

seismic

Answer

mechanical

Answer

longitudinal

Question 8

Which of the following statements best describes visible light?

Accepted Answer

Light includes a range of electromagnetic waves that make up a small part of the electromagnetic spectrum.

Answer

Light is an electromagnetic wave of a single frequency that makes up a small part of the electromagnetic spectrum.

Answer

Light is an electromagnetic wave of a single frequency that makes up most of the electromagnetic spectrum.

Answer

Light includes a range of electromagnetic waves that make up most of the electromagnetic spectrum.

Question 9

Which of these describes a small range in the electromagnetic spectrum?

Accepted Answer

light

Answer

gravity

Answer

radiation

Answer

electricity

Question 10

Which color of light is produced when all of the colors of visible light in the electromagnetic spectrum are combined?

Accepted Answer

white

Answer

gray

Answer

black

Answer

brown

Question 11

Which statement is true about visible light?

Accepted Answer

Visible light makes up a small part of the electromagnetic spectrum.

Answer

Humans cannot see any light from the electromagnetic spectrum.

Answer

Visible light has a frequency equal to that of gamma rays.

Answer

Humans can see visible light only as white light.

Question 12

The visible light spectrum can be subdivided according to

Accepted Answer

a range of colors.

Answer

the types of waves.

Answer

the sizes of particles.

Answer

a type of energy.

Question 13

Which of the following makes up the smallest region in the electromagnetic spectrum?

Accepted Answer

visible light

Answer

radio waves

Answer

infrared light

Answer

gamma rays

Question 14

Scientists use large optical telescopes to obtain information about the planets in the solar system. What wavelengths of electromagnetic radiation provide this information?

Accepted Answer

visible light

Answer

gamma radiation

Answer

infrared radiation

Answer

radio waves

Question 15

Which statement best describes visible light?

Accepted Answer

Visible light occupies a small part of the electromagnetic spectrum and can travel in a vacuum.

Answer

Visible light occupies most of the electromagnetic spectrum and requires a medium for travel.

Answer

Visible light occupies most of the electromagnetic spectrum and can travel in a vacuum.

Answer

Visible light occupies a small part of the electromagnetic spectrum and requires a medium for travel.

Question 16

Students heated three objects to different temperatures during a classroom demonstration. Each object emitted light of a different color as shown below.
Object 1: blue light
Object 2: red light
Object 3: orange light
Which list presents the objects in order from highest to lowest temperature?

Accepted Answer

Object 1, Object 3, Object 2

Answer

Object 1, Object 2, Object 3

Answer

Object 2, Object 1, Object 3

Answer

Object 2, Object 3, Object 1

Question 17

Which statement about the electromagnetic spectrum is accurate?

Accepted Answer

Visible light waves are a small part of the spectrum.

Answer

Gamma waves travel faster than radio waves.

Answer

Ultraviolet waves make up most of the spectrum

Answer

X-rays travel slower than infrared waves.

Question 18

When scientists talk about white light, they are mostlikely referring to light that is

Accepted Answer

a combination of all of the colors in the visible region of the electromagnetic spectrum.

Answer

the unabsorbed refracted light produced by a black light.

Answer

the narrow band corresponding to white light in the electromagnetic spectrum.

Answer

a combination of all the types of electromagnetic radiation.

Question 19

An apple appears red when struck by white light. This appearance is because the red light is reflected and the other colors are absorbed. What color will this apple appear to be when struck by blue light?

Accepted Answer

black

Answer

blue

Answer

red

Answer

white

Question 20

The diagram below shows waves that are

Accepted Answer

electromagnetic

Answer

seismic

Answer

mechanical

Answer

longitudinal

Question 21

Approximately what percentage of the electromagnetic spectrum is visible light?

Accepted Answer

less than 10%

Answer

more than 75%

Answer

50%

Answer

25%

Question 22

Which statement best describes the relationship between visible light and the electromagnetic spectrum?

Accepted Answer

Visible light is a narrow band in the electromagnetic spectrum.

Answer

Visible light and the electromagnetic spectrum are different names for the same phenomenon.

Answer

Visible light occupies about half of the electromagnetic spectrum.

Answer

Visible light and the electromagnetic spectrum have a small area of overlap.

Question 23

The electromagnetic spectrum is described as a

Accepted Answer

band of frequencies of light waves.

Answer

series of colors of the rainbow.

Answer

list of radioactive elements.

Answer

range of conductivity of metals.