Physical Science Semester 1 Final Review

Front

What happens to the other bulbs in a parallel circuit if one light bulb is removed?

Back

The other bulbs will stay on.

Front

What are waves that require a medium to travel called?

Back

Mechanical waves.

Front

How do electromagnetic waves differ from mechanical waves?

Back

They can travel through a vacuum.

Front

Which material heats up faster: copper, granite, iron, or basalt?

Back

Copper.

Front

What type of wave can travel through both matter and a vacuum?

Back

Electromagnetic wave.

Front

Define mechanical waves.

Back

Waves that require a medium (solid, liquid, or gas) to travel.

Front

What is the primary characteristic of electromagnetic waves?

Back

They can travel through a vacuum.

Front

What is an example of a mechanical wave?

Back

Sound waves.

Front

What is the difference between transverse and longitudinal waves?

Back

Transverse waves oscillate perpendicular to the direction of travel, while longitudinal waves oscillate parallel.

Front

What is the speed of light in a vacuum?

Back

Approximately 299,792 kilometers per second.