03. Communication

A wave is a disturbance that transfers energy from one place to another.

• True

• False

Examples of waves include:

Select one or more:

• stadium

• light

• sound

• radio

Which type of wave does not require a medium to travel through using charged electric or magnetic particles?

• Longitudinal wave

• Mechanical wave

• Transverse wave

• Electromagnetic wave

Microwaves are a type of radio wave.

• True

• False

The graph above is an example of digital (binary) data.

• True

• False

Analogue data is data which has multiple different variations between the two extreme values.

• True

• False

Microwaves are analogue waves that can carry digital data.

• True

• False

Digital data can also be known as what?

What are some benefits of using binary data instead of analogue data?