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Electromagnetic Spectrum

Authored by arzyn dulay

Science

2nd Grade

Used 1+ times

Electromagnetic Spectrum
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23 questions

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1.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

What portion of the EM Spectrum is used for cellular phones, satellite, and wireless LAN communications?

Radio Waves

Microwaves

Ultra violet Waves

X ray

2.

FILL IN THE BLANK QUESTION

1 min • 1 pt

It is the only spectrum in the EM that the human eye can see.

3.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Which EM wave is responsible for sunburns?

X-ray

Gamma Ray

UV rays

Infrared Wave

4.

FILL IN THE BLANK QUESTION

1 min • 1 pt

Which EM waves are used for night vision or remote controls?

5.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

What is the Speed of EM wave in a vacuum?

3.0x10^8 m/s

3.0x8^9 m/s

300,000 m/s

3.50 10^10 m/s

6.

FILL IN THE BLANK QUESTION

1 min • 1 pt

_______ wave has the highest frequency.

7.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

A radar or radio detecting and ranging is an example us of ________ type of EM wave.?

Gamma Ray

Microwave

Infrared wave

Radio Wave

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