Show:
Waves: Lesson 1
Waves: Lesson 2
Sound: Lesson 1 and 2
Sound: Lesson 4
Misc.
100
What type of waves are ocean waves?
Surface Waves
100
What is the distance between two corresponding parts of a wave?
Wavelength
100
What does a sound wave begin with?
A Vibration
100
What is three small, tightly stretched membrane in your ear?
Eardrum
100
In science what is energy defined as?
The ability to do work
200
What do all waves carry?
Energy
200
What units are frequency measured in?
Hertz
200
Low pitched sounds have _ _ _ _ _ frequencies.
Lower
200
What is the liquid filled cavity shaped like a snail shell in your inner ear?
Cochela
200
Sound must travel through a _ _ _ _ _ _.
Medium
300
What is the high point on a transverse wave?
The Crest
300
A wave's frequency is 3 waves per second. it's hertz is _.
3
300
Sound travels faster/slower in air than water?
Slower
300
Name the 3 small bones in your ear?
Hammer, Anvil, and Stirrup
300
What are waves that are required to travel through a medium called?
Mechanical Waves
400
Type of waves are sound waves?
Longitudinal
400
True or False: The wavelength is the number of waves that pass a given point in a certain amount of time?
False
400
Sounds louder than _ _ _ DB can cause damage to your ear
100
400
What are the 3 sections of the ear?
Outer, Middle, and Inner
400
What is the maximum distance the medium vibrates from the rest position in a transverse wave?
The Amplitude
500
What is a repeated back and forth motion?
Vibration
500
What describes how far the medium in a wave moves?
Amplitude
500
True or False: Sound travels faster in warmer air than cooler air?
True
500
What happens to your hearing as you get older?
You have difficulty hearing high pitched sounds
500
What is the threshold of human hearing?
0 DBs