Light Vocabulary
Transverse Waves
What type of waves are sound waves. (there are 2 answers pick one of them)
Compression Waves or Longitudinal Waves
When a sound wave is reflected back to where it came from, we hear an ___________
Echo
I shine a light through an object. The light scatters after being transmitted through the object. What type of object is it?
Translucent
What color coat would help you feel warmer on a cold sunny day- white or black?
Black
What is the term for when light waves bounce off an object?
Reflection
A substance that transfers energy, such as a solid, liquid, or gas is called a ____________.
Medium
Why do you see lightning before you hear thunder?
Because light travels faster than sound.
A straw may appear bent or broken in a glass of water. Why is this?
Refraction
True or False: Sound waves can reflect off a surface similar to light waves.
True
The distance from Trough to Trough on a light wave
Wavelength
How low or how high a sound is
Pitch
Sound travels fastest through what medium?
Solids
Why is something that appears black seem look that color?
Because all of the colors of the spectrum are absorbed.
How do guitars and violins make sound waves.
The strings vibrate
A type of object that does not let light pass through
Opaque
The number of wavelengths of a given period of time
Frequency
True or False: Both light and sound waves can be measured in frequency
True
Why do we see the moon at night?
Sunlight is reflected off the surface of the moon back to our eyes.
If an astronaut clapped his hands, why would another astronaut in space not be able to hear the noise? Be specific
There are no molecules in space to vibrate and carry the sound waves.
A tool that can be used to separate the colors of visible light
A prism
The term for what an animal, like a bat or dolphin, uses to locate objects using only sound
Echolocation
As the frequency of a sound wave increases, what happens to the pitch?
It increases
Why do we see rainbows?
Sunlight is refracted through water in the air.
If sound travels fastest through solid objects, why do sounds sound muffled when coming through a brick wall?
The sound waves lose energy when they pass from one medium to another.