2nd Science Benchmark

Front

What is sound?

Back

Sound is a form of compression wave that travels through a medium such as air, water, or solids.

Front

What is a transverse wave?

Back

A transverse wave is a type of wave where the motion of the medium is perpendicular to the direction of the wave.

Front

What is the crest of a wave?

Back

The crest is the highest point of a transverse wave.

Front

What is the trough of a wave?

Back

The trough is the lowest point of a transverse wave.

Front

What is wavelength?

Back

Wavelength is the distance between two consecutive crests or troughs in a wave.

Front

What is amplitude?

Back

Amplitude is the maximum distance that the points of a wave move from their rest position.

Front

What is a closed circuit?

Back

A closed circuit is a complete electrical circuit through which current can flow.

Front

What is an open circuit?

Back

An open circuit is a broken electrical circuit where current cannot flow.

Front

Who invented the lightbulb?

Back

Thomas Edison is credited with inventing the first practical lightbulb.

Front

What is light?

Back

Light is a form of transverse wave that is visible to the human eye.