Matter

Front

What is the name given to a positively charged electron?

Back

positron

Front

The tendency of an object to remain in its present state of motion is called _______.

Back

inertia

Front

The ratio of an object's mass to its volume is the definition for _________.

Back

density

Front

When determining specific gravity, to what substance are solids and liquids compared?

Back

water

Front

A chemical combination of two or more atoms is a(n) _________.

Back

molecule

Front

What is the smallest unit of an element that retains the properties of that element?

Back

atom

Front

What is the term for a substance made up of only one type of atom?

Back

element

Front

What is the process called when a solid changes directly into a gas?

Back

sublimation

Front

What is the term for the amount of space an object occupies?

Back

volume

Front

What is the principle that states that matter cannot be created or destroyed?

Back

law of conservation of mass