The amount of space an object occupies is called its ______.
When you add energy to a solid, liquid, or gas, its particles move ______.
When you remove energy from particles, they begin to move ____.
The amount of matter that makes up something is its ______.
_____ energy is the energy of the moving particles of matter.
Water freezes at ____F or ____ C.
_________ is a material that transfers heat or electricity easily.
Which term best completes the sentence: _________ is a material that does not transfer heat easily.
Heat moves through solids mainly by which process?
The ____ is Earth's main source of heat.
Holding a hot chocolate mug, what main process transfers heat to your hands?
In order for conduction to occur, two objects must be _______.
_____ is the flow of thermal energy.
Wood and plastic are good _____ because heat does not travel through them easily.