What is heat?

What is temperature?

How is temperature measured?

What are three different scales of temperature used.

What is heat transfer?

What are three ways of heat transfer?

What is conduction?

What is convection?

What is radiation?

What happens when radiation hits a surface?

What is sound?

What is compression?

What is rarefaction?

What are the different types of sound waves?

What is the speed of sound?

What is an echo?

What materials absorbs sound?

What is frequency and pitch?

How is frequency measured?

What range of frequencies can we hear?