Bats
The Ear
The Eye
Waves
100
What technique/method do bats use to hear?

Echolocation

100

How many sections of the ear are there?

3

100

Which part of the eye protects the eye and refracts light?

The cornea

100

What do waves carry?

Information

200

Do bats catch their pray before or after they make a sound?

Why?

After

200

What does earwax do?

Protects the ear from infection

200

Which part of the eye has color and adjusts the amount of light that comes in?

The iris

200

How do I measure amplitude?

The distance from the baseline to a peak or a trough


300

Which bug did we see bats eating in the video?

Moths

300

What is the part of the ear that transmits sound waves into electrical signals to the brain?

Cochlea

300

What part of the eye allows light to come in?

The pupil

300

What 2 things are in every wavelength?

One peak and one trough

400

Does a bat make a high or low frequency sound? How do you know?

It would be a high frequency sound because it is a higher pitch

400

What are the three parts, or ossicles, of the outer ear?

Pinna, ear canal, eardrum

400

Which part of the eye sends signals to the brain?

The retina

400

How would I make a wave with high frequency with a slinky?

You would shake the slink faster to create more waves.

500
Spell the word that bats use to locate their food

Echolocation

500

What are the three parts, or ossicles, of the middle ear?

Hammer, anvil, stirrup

500

Which part of the eye adjusts the focus?

The lens

500

What does frequency measure? What does amplitude measure?

Frequency measures pitch, amplitude measures volume.