What is a disturbance that transfers energy from one place to another?
a wave
What is the bouncing back of a light wave after it hits a surface?
reflection
A sound waves that is bounced or reflected is called this.
An echo
These are objects that do NOT allow light to pass through.
Opaque
These are waves in which the medium moves at right angles to the direction of the wave
transverse waves
What type of electromagnetic wave has the longest wavelength?
radio waves
This is when light is transferred to an object
What determines the pitch of a sound?
the frequency of the wave
These waves do not require a medium in order to travel.
electromagnetic waves (EM waves)
What is the time it takes for waves to go past a point in one second?
frequency
The colors red, orange, yellow, green, blue, indigo, and violet are all part of what?
Visible light spectrum
What causes sound waves?
vibrations