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EMS Practice

Last updated about 4 years ago
25 questions
Note from the author:
This is practice understanding electromagnetic waves.
1

Organize the waves of the electromagnetic spectrum from the lowest frequency to the highest frequency.

Draggable itemCorresponding Item
gamma
1 lowest frequency
ultraviolet
2
visible light
3
microwave
4
infrared
5
x-ray
6
radio
7 highest frequency
1

Which electromagnetic wave type has the largest wavelength?

1

Which electromagnetic wave type has teh smalles wavelenght?

1

Which electromagnetic wave type has frequencies lower than the red of visible light?

1

Which electromagnetic wave type has frequencies higher than that of violet of visible light?

1

Use the terms in the box to answer questions 6-14

1

Use the terms in the box to answer questions 6-14

1

Use the terms in the box to answer questions 6-14

1

Use the terms in the box to answer questions 6-14

1

Use the terms in the box to answer questions 6-14

1

Use the terms in the box to answer questions 6-14

1

Use the terms in the box to answer questions 6-14

1

Use the terms in the box to answer questions 6-14

1

Use the terms in the box to answer questions 6-14

1

Choose the best answer.

1

Why should you use suncreen and a hat when you are out in the sun?

1

Match the kind of electromagnetic radiation to the likely use in technology.

Draggable itemCorresponding Item
infrared waves
Examining the inside of a weld in a steel oil pipe
radio waves
Cell phone
radar
Used by a physician who studies and treats cancer
microwave
TV broadcast signals
gamma rays
Lam used to warm a baby chick
ultraviolet waves
In a hospital to keep surgical equipment sterile
X-ray
measuring the speed of a passing car.
1

Radiant energy spreads out rom its source in all directions

1

Electromagnetic radiation includes only visible light waves.

1

Microwaves are a type of infrared wave.

1

X-rays have more energy than gamma rays

1

Radio waves, microwaves and infrared waves all have longer wavelengths than visible light.

1

Both x-rays and gamma rays have higher frequencies than ultraviolet rays

1

The sun radiates both visible light and invisible energy.

1

Communicating with satellites is an application of gamma rays