Light 1
Visible Light is a form of what type of energy?
What is frequency?
The number of waves that pass a certain point in a certain amount of time.
Sounds is a form of what kind of energy?
Mechanical
What is pitch?
How high or low a sound is.
When does light stop traveling in a straight path?
When it meets an object.
What kind of energy does high frequency have?
High Energy
Sound is produced by the what of waves as they travel
Vibrations
Do objects that vibrate more slowly have a higher or lower pitch?
Higher
What happens to light when it bounces of an object?
It's reflected.
Sound travels in what specific type of _?
Transverse waves
What kind of energy does low frequency have?
Low energy
What kind of waves does sound travel in?
Compression waves
What type of pitch will tightening the strings on a guitar result in?
A higher pitch.
Light can bend or _ when it moves from one medium to another?
Refract
What is the distance between two points on two consecutive waves?
How do we see visible light?
As the colors of the rainbow, also called the visible spectrum
What is the fastest media that sounds travels through?
Solids
Light passes partially through materials like wax paper and thin fabric and this type of material is called what?
Translucent
What is is called when light passes through material?
It transmits.
Crest and trough
Does what or black material reflect almost all color?
White
Why does sound travel the slowest through gases?
Because the particles are farther apart.
Light does not pass through materials like metal and wood and this type of material is called what?
Opaque
Light passes easily through glass water and air and this type of material is called what?
Transparent