Light & Sound Waves

Which best describes the relationship between human sight and the electromagnetic spectrum?

• Human eyes register and see the ultraviolet wavelengths of the electromagnetic spectrum.

• Human eyes detect and see a limited band of wavelengths of the electromagnetic spectrum.

• Human eyes absorb and see infrared wavelengths of the electromagnetic spectrum.

• Human eyes can see the microwave lengths of the electromagnetic spectrum.

Which color results when all reflected wavelengths of light in the electromagnetic spectrum are seen by the eye?

• black

• blue

• red

• white

Tags

NGSS.MS-PS4-2

Which most likely determines the amount of light absorbed and reflected by an object?

• temperature

• moisture

• weight

• color

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NGSS.MS-PS4-2

Which two items separate the wavelengths of light?

• lightbulb and radio telescope

• satellite and microwave

• prism and water vapor

• X-ray and the sun

Which part of the electromagnetic spectrum can be observed as colors?

• visible light

• radio waves

• gamma waves

• ultraviolet light

Approximately what percentage of the electromagnetic spectrum is visible light?

• more than 75%

• 50%

• 25%

• less than 10%

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

• radio waves

• visible light

• microwaves

• X-rays

The diagram below shows the range of wavelengths that make up each color of visible light. The wavelengths are shown in nanometers. There are one billion nanometers in one meter.

Which shade of visible light is caused by a light wave with the longest wavelength?

• yellow

• violet

• red

• orange

Which of the following surfaces reflects the most light?

• ceramic tiles

• wood shingles

• plastic cards

• aluminum foil

Tags

NGSS.MS-PS4-2

The visible light spectrum can be subdivided according to

• the types of waves.

• the sizes of particles.

• a range of colors.

• a type of energy.