Which of the following statements best describes a difference between mechanical waves and electromagnetic waves.

Mechanical waves travel only through a medium, while electromagnetic waves can also travel through a vacuum.

Mechanical waves can produce colored light, while electromagnetic waves cannot.

Mechanical waves can travel in any direction, while electromagnetic waves travel only in one direction.

Mechanical waves travel only at the speed of light, while electromagnetic waves can travel at many different speeds.

Which list shows the order of radiation types from lowest to highest energy and frequency/

Radio waves, microwaves, infrared radiation, visible light, UV rays, x-rays, gamma rays.

Infrared radiation, microwaves, radio waves, visible light, x-rays, gamma rays, UV rays

x-rays, gamma rays, infrared radiation, microwaves, radio waves, UV waves, visible light

Visible light, infrared radiation, UV rays, microwaves, radio waves, x-rays, gamma rays.

Which sentence correctly describes how light rays travel through the lens in the human eye?

Light rays come together through the convex lens.

Light rays come together through the concave lens.

Light rays are first spread apart and then come together through the convex lens.

Light rays are first spread apart and then come together through the concave lens.

Ultrasound devices use sound waves to create images that allow doctors to see inside the human body. Which BEST describes how sound waves are able to create these images?

Sound waves reflect off objects.

Sound waves measure different temperatures.

Sound waves change speed in different materials.

Which of the following statements BEST explains why lightning is seen before thunder is heard?

Electromagnetic waves travel faster than mechanical waves in the air

Electromagnetic waves have a higher frequency than mechanical waves.

Electromagnetic waves experience less interference than mechanical waves.

Electromagnetic waves form faster than mechanical waves during a thunderstorm.

Scientists use telescopes to make distant objects appear closer. Some parts of a telescope are shown below. Which of the following best describes how the objective lens of the telescope helps a scientist observe the moon?

the objective lens refracts light

The objective lens produces light

The objective lens blocks light

The objective lens reflects light

Waves Unit Georgia

Quiz

•

Science

•

8th Grade

•

Practice Problem

•

Hard

•

NGSS

MS-PS4-2, MS-PS4-1, HS-PS4-1

Standards-aligned

Charles Martinez

Used 1+ times

FREE Resource

26 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

The diagram below shows two waves. Which statement BEST compares the waves?

Wave 1 has a greater amplitude than Wave 2.

Wave 1 has taller crests than Wave 2.

Wave 2 as a higher frequency than Wave 1

Wave 2 has a greater wavelength than Wave 1.

Tags

NGSS.MS-PS4-1

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which of these statements is NOT true about both mechanical and electromagnetic waves?

Both types of waves carry energy.

Both types of waves need a medium to travel.

Both types of waves can have a variety of frequencies.

Both types of waves can be described by their wavelengths.

Tags

NGSS.MS-PS4-1

NGSS.MS-PS4-2

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which number in the diagram represents a wavelength?

1

2

3

4

Tags

NGSS.MS-PS4-1

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which of them following is a MAIN factor that affects the speed of a wave?

the pitch of sound.

the loudness of sound.

the amplitude of the wave.

the properties of the medium

Tags

NGSS.MS-PS4-2

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which of the following changes in wave properties is a result of an increase in wavelength?

higher crests

reduced height

lower frequency

faster movement.

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which change in wave properties increases wave amplitude?

greater length

increased energy

decreased frequency

shortened wave length.

Tags

NGSS.MS-PS4-1

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

By what process is energy transferred when sound waves travel through air?

absorption of sound waves by surfaces

vibrations of perpendicular electric and magnetic fields

flow of air currents away from the sound source to the listener

vibration of air particles parallel to the direction of the sound wave.

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Waves Unit Georgia

26 questions

The diagram below shows two waves. Which statement BEST compares the waves?

Which of these statements is NOT true about both mechanical and electromagnetic waves?

Which number in the diagram represents a wavelength?

Which of them following is a MAIN factor that affects the speed of a wave?

Which of the following changes in wave properties is a result of an increase in wavelength?

Which change in wave properties increases wave amplitude?

By what process is energy transferred when sound waves travel through air?

Wave produced by different sources are shown in the data table.

Which statement BEST describes the relationship among waves?

The diagram shows two different wave changes.

Which wave characteristic changed in both instances?

One could conclude that sound is transmitted fastest in

Access all questions and much more by creating a free account

Similar Resources on Wayground

Popular Resources on Wayground

Discover more resources for Science

Waves Unit Georgia

26 questions

The diagram below shows two waves. Which statement BEST compares the waves?

Which of these statements is NOT true about both mechanical and electromagnetic waves?

Which number in the diagram represents a wavelength?

Which of them following is a MAIN factor that affects the speed of a wave?

Which of the following changes in wave properties is a result of an increase in wavelength?

Which change in wave properties increases wave amplitude?

By what process is energy transferred when sound waves travel through air?

Wave produced by different sources are shown in the data table.Which statement BEST describes the relationship among waves?

The diagram shows two different wave changes.Which wave characteristic changed in both instances?

One could conclude that sound is transmitted fastest in

Access all questions and much more by creating a free account

Similar Resources on Wayground

Popular Resources on Wayground

Discover more resources for Science

Wave produced by different sources are shown in the data table.

Which statement BEST describes the relationship among waves?

The diagram shows two different wave changes.

Which wave characteristic changed in both instances?