Waves and Their Wonders Quiz

What happens to light when it hits a smooth and shiny surface like a mirror?

• It is absorbed completely.

• It passes through the surface.

• It is reflected.

• It becomes scattered.

Tags

NGSS.MS-PS4-2

Which of the following is NOT a characteristic of sound waves?

• They can travel through a vacuum.

• They are longitudinal waves.

• They require a medium to travel.

• They can be reflected.

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NGSS.MS-PS4-2

Which part of the electromagnetic spectrum is used in microwave ovens to heat food?

• Infrared waves

• Gamma rays

• Microwave radiation

• Ultraviolet radiation

What is the phenomenon called when light bends as it passes from one medium to another?

• Reflection

• Refraction

• Diffraction

• Dispersion

Tags

NGSS.MS-PS4-2

What determines the pitch of a sound?

• The amplitude of the sound wave

• The phase of the sound wave

• The frequency of the sound wave

• The speed of the sound wave

Which type of electromagnetic wave has the shortest wavelength?

• Radio waves

• Microwaves

• X-rays

• Gamma rays

Tags

NGSS.HS-PS4-1

What is the angle of incidence if a light ray strikes a surface at an angle of 30 degrees to the normal?

• 30 degrees

• 60 degrees

• 90 degrees

• 45 degrees

Which of the following is true about sound waves?

• They travel faster in solids than in gases.

• They travel faster in gases than in liquids.

• They cannot travel through liquids.

• They travel at the same speed in all materials.

Tags

NGSS.MS-PS4-2

What is the main difference between ultraviolet (UV) rays and infrared (IR) rays?

• UV rays have longer wavelengths than IR rays.

• IR rays have higher frequencies than UV rays.

• UV rays have higher frequencies than IR rays.

• IR rays are visible to the human eye, but UV rays are not.

Tags

NGSS.HS-PS4-1

What happens to the speed of light as it moves from air into water?

• It increases.

• It decreases.

• It remains the same.

• It first decreases, then increases.

Tags

NGSS.MS-PS4-2