Sight and Sound

Front

What is sound?

Back

Sound is a type of energy made by vibrations that travels through the air or another medium.

Front

What causes sound to travel?

Back

Sound travels through vibrations in the air, water, or solid objects.

Front

What is vibration?

Back

Vibration is a rapid back-and-forth movement that creates sound.

Front

What part of the ear helps us hear?

Back

The ear has several parts, but the cochlea is crucial for hearing as it converts sound vibrations into signals for the brain.

Front

What is the role of the cornea in the eye?

Back

The cornea is the clear front layer of the eye that helps focus light.

Front

How do we see colors?

Back

We see colors because of light reflecting off objects and entering our eyes, where it is processed by the brain.

Front

What is the difference between hearing and listening?

Back

Hearing is the ability to perceive sound, while listening is actively paying attention to the sounds.

Front

What is an example of something that does not create sound?

Back

A cup of water does not create sound by itself.

Front

What is the pupil?

Back

The pupil is the opening in the center of the iris that allows light to enter the eye.

Front

What is an echo?

Back

An echo is a sound that is reflected off a surface and heard again.