Sound waves
The Moon
Light
This category is HOT
What planet am I?
100

This method of finding things by bouncing sound off of them is used by bats, dolphins, and even humans via SONAR technology

What is echolocation?

100

The moon is a natural form of this, some body or mass that orbits around another, often larger body or mass

What is a satellite?

100

Light waves are right in the middle of this, the entire range of energy forms that we see most abundantly in the universe

What is the Electromagnetic Spectrum?

100
This is the scale of how we measure heat; usually using thermometers

What is temperature?

100

I have the most visible rings

What is Saturn?

200

This is the sound property that describes how sound bounces off various surfaces in a room

What is Acoustics?

200

The moon has this many phases

What is 8?
200

Light has a dual nature as both of these things

What are waves and particles?

200

This is how heat travels over a distance, the sun is an example of this 

What is Radiation?

200

Third Planet from the sun

What is Earth?

300

Using a prefix that usually means "above" or "beyond" something, this type of sound is inaudible to human ears

What is Ultrasound?

300

This is the part of the moon that we never see. Bad name considering it still gets plenty of sunlight every month

What is the Dark Side of the Moon?

300
When light comes in contact with any material at all, a combination of any of these three things could happen

What are reflection, absorption, and transmission?

300

This is how heat is transferred throughout fluids

What is convection?

300

They call me the Red Planet

What is Mars?

400

Usually abbreviated "AM" and "FM" these radio station numbers actually describe the way that stations transmit different forms of sound data

What are Amplitude Modulation and Frequency Modulation?
400

The moon is in this phase when we witness a Solar Eclipse

What is a New Moon?

400

These are the three primary colors of light

What are Red, Green, and Blue?
400

When we have a chemical reaction that releases tons of heat, it is known as this

What is exothermic?

400
I'm the hottest planet in the solar system

What is Venus?

500

We hear this type of sound because we have two ears that sound waves hit at slightly different times.

What is stereophonic sound?

500

During an eclipse these are the types of shadows cast by either the earth or the moon. One describes the darkest shadow where total eclipses happen, the other describes the lighter shadow where only partial eclipses happen

What are the umbra and penumbra?

500

This is the spot on a concave mirror or convex lens where all the light rushes to after it has come in contact with the mirror or lens

What is the focal point?

500

When stuff has absolutely no heat or energy whatsoever it has reached this point, the coldest anything could possibly be

What is absolute zero?

500

My axis is tipped completely on it's side

What is Uranus?

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