Grab the sound vibrations and send them into the middle and inner ear.
200
Give 2 ways to be safe with sound.
Don't listen to music LOUD
Don't stick anything into your ears.
200
What are 2 examples of NATURAL light.
Fire, lanterns, fireflies...
300
What does REFRACTION mean?
Light can bend.
300
True or False: Sound travels slowly?
False
300
True or False: Developing ear wax is healthy for you.
True --> Ear wax helps protect your ear, but keeping your ear clean is important.
300
Give two ways to be safe with light.
Don't shine light into someone eyes
Don't touch light that could be hot/give off heat.
300
What are 3 examples of artificial light.
Cell Phone screens, TV screens, lamps...
400
Give 2 objects that are TRANSCLUENT
tinted window, sunglasses...
400
How can sound be modified?
Sound can be loud or quiet. Sound volume can change.
400
What does the cochlea look like?
A snail shell with tiny hairs and fluid throughout it.
400
What are 2 sources of light that give off heat?
Fire, Lantern, Candle, Older light bulbs...
400
Does the moon EMIT or REFLECT light?
Reflect light from the sun
500
What is another term for light being absorbed?
Opaque
500
Why do we sometimes hear echoes?
What causes an echo to happen?
If there isn't any objects in a room, then the sound will bounce/reflect off the walls causing an echo to occur
Example --> Cave, empty classroom...
500
Explain how we can hear ( be as specific as you can)
**Use the vocabulary learned in class.**
Sound waves travels towards our ears.
The sound waves travel through the middle ear into the cochlea where tiny hairs send signals to our brain so we can hear.
500
Give 2 examples of light that DO NOT give off heat.