Show:
Sound
Sound again
Ear
Light
Color
100
Term for when a wave hits a boundary and bounces back?
Reflection
100
Which is faster - speed of light or speed of sound?
Speed of light
100
Name the three regions of the ear?
Outer ear, Middle ear, Inner ear
100
Everything you see sends this into your eyes?
Light
100
What is color determined by?
The wavelengths of light that are reflected from an object
200
This sound is an example of reflection?
Echo
200
What property of sound is measured in decibels (dB)?
Intensity (how loud the sound is)
200
What carries sound waves to the brain?
Nerves
200
If an object does not emit (give off) light, it must do this to be seen?
Reflect light
200
What is white light?
A combination of all the colors of the visible spectrum
300
I am around the corner from a radio but I can still hear the music. This is an example of what sound property?
Diffraction
300
If something is vibrating very slowly, the sound will have this kind of pitch?
Low pitch
300
What is the ear drum made of?
Thin sheet of tissue
300
When light hits a rough surface, it does this?
Bounces off in many different ways
300
Why do we see an object as black?
Light hits an object and all the wavelengths of color are absorbed by the object
400
When sound moves from one medium to another it changes speeds. What is this called?
Refraction
400
What property of sound do we measure in Hertz (Hz)?
Frequency
400
Name the 3 bones of the middle ear?
Hammer, Anvil, Stirrup
400
This scientist found out that white light can be split into its many wavelengths?
Sir Isaac Newton
400
I can see right through the windshield of my car because it is this?
Transparent
500
Define sound?
Energy that travels in waves
500
Why can dogs hear a sound that humans cannot hear?
Many animals can hear sounds outside the range of sounds that people can hear.
500
Spiral shaped organ of the inner ear?
Cochlea
500
Name the colors in order of the visible light spectrum?
(ROY G. BIV) Red Orange Yellow Green Blue Indigo Violet
500
The shower doors are frosted glass so I can see through it a little bit but all light does not pass through itso it must be this?
Translucent