Show:
Vocab 1
Vocab 2
Sound 1
Sound 2
Light
100
The distance from one point on a wave to the next similar point on a wave.
wavelength
100
The bending that results from a light wave changing speed as it moves at an angle from one medium to another.
refraction
100
Sound occurs when an object does what?
vibrates
100
Describe the way in which sound moves through solids, liquids, and gases.
Sounds move faster in solids, then liquids, and the slowest through gases.
100
How are shadows created?
An object blocks the path of the light rays.
200
This is how high or low a sound gets.
pitch
200
This is an object that you can see clearly through.
transparent
200
Transverse waves go which direction?
up and down
200
How is an echo made?
A sound wave bumps into an object and it bounces back.
200
What absorbs more light, a dark shirt or a light shirt.
dark
300
A light wave bouncing back off an object or surface.
reflection
300
The part of a sound wave where the particles are close together.
compression
300
Longitudinal waves go which direction?
right to left
300
Percussion instruments make sound when you do what to them?
shake or strike them
300
Wat is a convex lens?
a lens that is thicker in the middle and thinner on the edges
400
When a light wave is taken in by an object.
absorption
400
The number of times a wave makes a complete cycle.
frequency
400
Loudness is the measure of what?
How strong a sound seems to us.
400
Wind instruments make sound when you do what?
air is blown in them
400
What is a concave lens?
A lens that is thinner in the middle and thicker on the edges.
500
You can see through this kind of object, but what comes out on the other side is blurry.
translucent
500
This is an object that you cannot see through.
opaque
500
This is any kind of matter.
a medium
500
Give an example of a percussion instrument.
A drum, xylophone, or maraca
500
What can a convex lens be compared to?
A football