Electromagnetic spectrum

1

What is the speed of light?

2

What do bands of the electromagnetic spectrum have in common?

3

The colours in the multiple choice answers should be in order of increasing wavelength.

Which one is correct?

4

The parts of the electromagnetic spectrum in the answers should be in order of increasing frequency.

Which answer is correct?

5

What is the wavelength of a radio wave of frequency 89 MHz?

6

What is the frequency of microwaves with a wavelength of 4 cm (0.04 m)?

7

What is the wavelength of an UV ray with frequency 1.5 \times {10^{17}}Hz?

8

What is a good detector of X-rays?

9

How does microwave radiation differ from ultraviolet radiation?

10

What could be used as a detector of infra-red radiation?