4-PS4-3 Waves

Front

What is the main purpose of using drums to send coded information?

Back

To communicate over long distances

Front

What is the role of patterns in transferring information?

Back

To simplify and organize information

Front

Which of the following uses a pattern to represent data in computers?

Back

Binary code

Front

What is the benefit of using a grid of 1’s and 0’s in digital images?

Back

It allows for easy storage and transmission

Front

How does a grid of 1’s and 0’s represent a picture?

Back

By representing black and white pixels

Front

What are waves?

Back

Waves are disturbances that transfer energy from one place to another.

Front

What is sound?

Back

Sound is a type of wave that travels through air, water, or solids.

Front

What is the difference between a mechanical wave and an electromagnetic wave?

Back

Mechanical waves require a medium to travel through, while electromagnetic waves do not.

Front

What is frequency in relation to waves?

Back

Frequency is the number of waves that pass a point in one second.

Front

What is amplitude in relation to waves?

Back

Amplitude is the height of the wave, which determines its energy.