True or False?

20 questions

Question 1

Sound is a transverse wave

Question 2

Waves are vibrations

Question 3

Amplitude is the maximum distance from the normal of a wave

Question 4

Frequency is measured in Lambda ( )

Question 5

Radio 1 FM (88-91MHz) has a shorter wavelength that BBC 5 Live MW

(693-909 kHz)

Question 6

You cannot reflect all waves

Question 7

All waves are visible

Question 8

Diffraction is where waves change direction due to a change in speed

Question 9

A Tsunami is made of lots of little waves creating one big wave as in interference

of waves

Question 10

In sound the higher the frequency the higher the note

Question 11

A wave will travel faster in a more dense material

Question 12

Gamma radiation has the highest frequency of the waves in the

electromagnetic spectrum

Question 13

All waves of the electromagnetic spectrum can pass through the body

Question 14

In stars a red giant is hotter than a blue dwarf and has a higher frequency

Question 15

Waves can go around corners

Question 16

Digital signals have a range of frequencies

Question 17

Optical fibres use dispersion to transfer from one end to the other

Question 18

When sunlight passed through a raindrop it splits into a spectrum of colours. This is because sunlight is made up of different

frequencies and wavelengths.

Question 19

A “ noisy” wave is a bad thing. Noise is interference but can be corrected.

Question 20

Write down as many uses of each type of wave as you can