This is a supply of power.
What is energy?
This is the greatest source of light energy on Earth.
What is the sun?
Sound can not occur without this key element.
What is vibration?
Your image in a mirror.
What is my reflection?
These are all the colors of the spectrum.
What are red, orange, yellow, green, blue, indigo, and violet?
This is energy that allows us to see.
What is light?
This word means light bouncing off a surface.
What is reflection?
This pitch is a result of slow vibrations.
What is a low pitch?
A prism causes white light to refract into this.
What is a rainbow?
An example of this is a megaphone.
What is amplify? OR What is amplification?
This energy flows through wires.
What is electricity?
White light reflects this color(s).
What is light?
This is when the thunder of a lightning strike occurs.
What is after the lightning?
This word means an object that no light passes through.
What is opaque?
This is energy that can be heard.
What is sound?
What is a medium?
Sound is similar to light in this way.
What are waves?
A rainbow is an example of this word.
What is refraction?
This is the increase in sound, sometimes referred to as intensity.
What is volume?
This is the speed of light.
What is 186,000 miles per second?
Longer vocal cords cause this pitch in someone's voice.
What is a lower pitch?
What is convex lens?
This holds your vocal cords and helps you make noise.
What is the larynx?