Q3W9 Early comm Flashcard

Front

What is Morse code?

Back

A system that uses dots and dashes to represent letters and numbers.

Front

Why is Morse code important for communication?

Back

It allowed messages to be sent quickly over long distances.

Front

What were early forms of communication like smoke signals used for?

Back

They were easy to see in clear skies.

Front

Why were letters sometimes unreliable in the past?

Back

They could get lost or delayed.

Front

What invention made sending messages faster in the 1800s?

Back

The telegraph.

Front

What does a telegraph do?

Back

It sends messages using electrical signals.

Front

How did Morse code help in emergencies?

Back

It allowed quick communication without needing to speak.

Front

What is a key feature of Morse code?

Back

It can be transmitted in sound, light, or written form.

Front

What is the main advantage of using dots and dashes in Morse code?

Back

It simplifies communication by using a limited set of symbols.

Front

What is one limitation of smoke signals?

Back

They can only be seen from a distance and depend on weather conditions.