ESP PRE-TEST REVIEW Units 31-35

The transmission medium is the path that carries the ________ from the transmitter to the receiver.

• electricity

• devices

• signal

• tools

In wired communication, _____________ are the transmission medium

• the air

• wireless

• cables

• transmitters

Write ONE WORD ONLY.

Why is this signal bad? Because it has ______________.

Write ONE WORD ONLY.

Signal strength ______________________ with distance.

Choose THREE causes of interference from bad weather.

• Fog

• Mountains

• Heavy rain

• Generators

• Sandstorms

You are in the desert with no mobile signal. What should you do to get a better signal?

• Stay in the desert.

• Go to a village where there are no base stations.

• Go back to the city.

• Charge your phone using a generator.

What does this picture show?

• Strong mobile network signal

• Weak mobile network signal

• Strong Wi-Fi signal

• Weak Wi-Fi signal

What is a cellular network?

• An oil fueled power station.

• One base station and it's cell.

• A group of electricity substations.

• A group of base stations and their cells.

What are these?

Write TWO WORDS ONLY

What is this?

Write TWO WORDS ONLY