EM waves

Question 1 of 10

1

How many types of electromagnetic waves are there?

Select one of the following:

7
9
6

Explanation

Question 2 of 10

1

All EM waves can be refracted, reflected and difracted

Select one of the following:

True
False

Explanation

Question 3 of 10

1

What can happen to materials that absorb EM radiation?

Select one of the following:

It explodes
It heats up
It melts
It disintegrates

Explanation

Question 4 of 10

1

What is the wave equation?

Select one of the following:

velocity= frequency X wavelength
frequency
---------------
speed X distance
time X mass X velocity

Explanation

Question 5 of 10

1

Which Greek letter represents 'wavelength'?

Select one of the following:

lamda
theta
delta

Explanation

Question 6 of 10

1

Gamma rays destroy all living things in its path

Select one of the following:

True
False

Explanation

Question 7 of 10

1

What are Gamma rays released by?

Select one of the following:

Rocks
Living Things
Radioactive Material

Explanation

Question 8 of 10

1

Fibre Optic Broadband uses radio waves

Select one of the following:

True
False

Explanation

Question 9 of 10

1

What are the risks of UV light?

Select one of the following:

Cancer
Sunburn
Tanning

Explanation

Question 10 of 10

1

Radiotherapy uses microwaves to destroy cancerous cells

Select one of the following:

True
False

	Created by jk1 almost 10 years ago

Quiz on EM waves, created by jk1 on 26/08/2014.

Question 1 of 10

How many types of electromagnetic waves are there?

Select one of the following:

Explanation

Question 2 of 10

All EM waves can be refracted, reflected and difracted

Select one of the following:

Explanation

Question 3 of 10

What can happen to materials that absorb EM radiation?

Select one of the following:

Explanation

Question 4 of 10

What is the wave equation?

Select one of the following:

Explanation

Question 5 of 10

Which Greek letter represents 'wavelength'?

Select one of the following:

Explanation

Question 6 of 10

Gamma rays destroy all living things in its path

Select one of the following:

Explanation

Question 7 of 10

What are Gamma rays released by?

Select one of the following:

Explanation

Question 8 of 10

Fibre Optic Broadband uses radio waves

Select one of the following:

Explanation

Question 9 of 10

What are the risks of UV light?

Select one of the following:

Explanation

Question 10 of 10

Radiotherapy uses microwaves to destroy cancerous cells

Select one of the following:

Explanation