Studies Weekly, Week 5 Light and Sound

Front

What is the length of a wave called?

Back

Frequency

Front

If an atom gets excited, what happens to the electrons?

Back

The electrons give off photons.

Front

What is the height of a wave called?

Back

Amplitude

Front

What is the decibel range for the sound of rain falling?

Back

15-25 decibels.

Front

What does the abbreviation 'EM' in EM Spectrum represent?

Back

Electromagnetic.

Front

What is a wave?

Back

A wave is a disturbance that transfers energy from one place to another.

Front

What is wavelength?

Back

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

Front

What is sound?

Back

Sound is a type of energy made by vibrations.

Front

What is light?

Back

Light is a form of energy that travels in waves and can be seen by the human eye.

Front

What is amplitude in terms of waves?

Back

Amplitude is the maximum height of a wave from its rest position.