True or false?
Light is an electromagnetic wave
true
Unlike light waves, sound waves move more like a what? (it can create and echo)
a spring
The distance between waves in a wavelength is called what?
wavelength
The highest point of a transverse wave is called what?
crest
Would an explosion in space make any sound?
no, because space is a vacuum. there is no matter.
How does light travel?
In waves
True or false?
Sound is a mechanical wave.
True
Waves oscillate in different speeds. The number of oscillations produced is called what?
Frequency
The lowest point of a transverse wave is the what?
tough
When light hits something, like glass, on an angle, what happens?
It slows the speed and causes the light to bend.
Which type of light is invisible to the human eye?
infrared light
What is amplitude?
The distance a wave goes back and forth
When waves have a greater frequency, they will have more what?
Energy
The greater the amplitude ....
the louder the sound
What is it called when light hits a clear, curved piece of glass?
refraction
White light is made up of what?
Different colors of light- rainbow
When is sound produced?
vibrations
When electromagnetic waves oscillate in a similar way, perpendicular to the direction the wave is traveling, what do we call these waves?
transverse
What is frequency?
Is the number of waves produced in any given time.
Why do black things and dark colors get hot under the sun?
it absorbs every color of light.
Light travels in what kind of way?
lines
Sound travels faster though what?
liquids
which is faster, light or sound?
light
How does a remote work?
it uses infrared light
What things do we humans use that involve refraction?
glasses, contacts, microscopes, or telescopes