Review Quiz 2 - Waves

What is letter B

• Optic nerve
• Lens
• Cornea
• Retina

what is the iris

• the colored part of the eye that controls the size of the pupil
• Tranparent jellylike fluid that fills the eye and refracts light.
• Sends messages picked up by the retina to the brain 
• Hole passes different amounts of light

What is a repeating disturbance or vibration that transfers or moves energy from place to place?  

• Medium
• Wave
• Compression
• Rarefaction

What do we call the part of a compressional wave that is spread apart?

• compression
• rarefaction
• crest
• trough

What does C label in the diagram?

• frequency
• period
• wavelength
• amplitude

In ROYGBIV, which color has the lowest frequency?

• red
• orange
• indigo
• violet

What is #19?

• Semicircular Canals
• Ear Canal
• Auditory Nerve
• Cochlea

Tags

NGSS.MS-LS1-8

What medium (solid, liquid, gas) does sound travel fastest through?

• solid
• liquid
• gas

Identify the order in which sound travels through the ear 

• hammer, stirrup, anvil, eardrum, ear canal
• ear canal, eardrum, hammer, stirrup, anvil 
• ear canal, eardrum, hammer, anvil, stirrup
• eardrum, ear canal, hammer, anvil, stirrup

Which part of the ear contains tiny hairs that help translate sound vibrations into electrical signals to the brain

• eardrum
• cochlea
• hammer
• anvil