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7P10.1 Electromagnetic Spectrum & their Uses

Authored by Tonya Belvin

Science

8th Grade

NGSS covered

Used 1+ times

7P10.1 Electromagnetic Spectrum & their Uses
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10 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the relationship between wavelength and frequency in electromagnetic waves?

Shorter wavelengths have lower frequencies.

Shorter wavelengths have higher frequencies.

Longer wavelengths have higher frequencies.

Wavelength and frequency are not related.

Tags

NGSS.HS-PS4-1

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is one of the primary uses of gamma radiation?

Medical imaging

Transmitting mobile phone signals

Sterilizing surgical instruments

Television remote controls

Tags

NGSS.HS-PS4-3

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Why are X-rays suitable for medical imaging?

They can be seen and felt.

They mostly pass through skin and soft tissue but not bone or metal.

They easily pass through bone and metal.

They have the longest wavelengths.

Tags

NGSS.HS-PS4-5

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What natural source emits ultraviolet radiation?

Microwave ovens

Radio stations

Television remote controls

Sunlight

Tags

NGSS.HS-PS4-3

NGSS.HS-ESS1-1

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which color in the visible spectrum has the shortest wavelength?

Violet

Red

Green

Blue

Tags

NGSS.HS-PS4-1

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What type of radiation is absorbed by the skin and felt as heat?

Gamma radiation

X-rays

Infrared radiation

Ultraviolet radiation

Tags

NGSS.HS-PS4-4

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

How does microwave radiation heat food in a microwave oven?

By reflecting off the food

By passing through the food

By emitting visible light

By being absorbed by water in the food

Tags

NGSS.HS-PS3-5

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