Light and Sound Flashcards
1
Q
How does sound work?
A
The object making the sound vibrates which causes the air around the object to vibrate.
These vibrations travel into your ear and are turned into sound.
2
Q
What can sound travel through?
A
Solids, liquids and gases.
3
Q
What is pitch?
A
How high or low the sound is.
4
Q
What is volume?
A
How loud or quiet the sound is.
This relates to the strength of the vibration an object causes.
5
Q
What is a source of light?
A
Something that gives off light waves.
6
Q
What is reflection?
A
When light hits a smooth, shiny surface, it bounces off at the same angle it hit it.
7
Q
How do your eyes work?
A
Light travels in straight lines and bounces off objects. Some light enters the eye and is processed in the brain to show you what is being seen.
