Front

What part of the electromagnetic spectrum is used in night vision goggles?

Back

Infrared waves are used in night vision goggles.

Front

What part of the eye is responsible for the color in your eye?

Back

The iris is responsible for the color in your eye.

Front

Which part of the eye adjusts the size of the pupil to control the amount of light entering?

Back

The iris adjusts the size of the pupil.

Front

How are light waves and sound waves similar?

Back

Both can travel through liquid water.

Front

What is the difference between waves that carry different amounts of energy?

Back

Waves that carry different amounts of energy have different wavelengths and frequencies.

Front

What is the definition of wavelength?

Back

Wavelength is the distance between two consecutive peaks of a wave.

Front

What is the role of the cornea in the eye?

Back

The cornea helps to focus light onto the retina.

Front

What is the definition of frequency in relation to waves?

Back

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

Front

What is the relationship between wavelength and frequency?

Back

Wavelength and frequency are inversely related; as one increases, the other decreases.

Front

What type of wave is sound?

Back

Sound is a mechanical wave that requires a medium to travel through.