Matter and its Interactions

Front

What is matter?

Back

Matter is anything that has mass and takes up space.

Front

What are the three states of matter?

Back

Solid, liquid, and gas.

Front

What happens to the particles in a solid?

Back

In a solid, particles are closely packed together and vibrate in place.

Front

What happens to the particles in a liquid?

Back

In a liquid, particles are close together but can move past each other.

Front

What happens to the particles in a gas?

Back

In a gas, particles are far apart and move freely.

Front

What is an endothermic reaction?

Back

An endothermic reaction is a chemical reaction that absorbs heat.

Front

What is an exothermic reaction?

Back

An exothermic reaction is a chemical reaction that releases heat.

Front

What is a chemical bond?

Back

A chemical bond is a force that holds atoms together in a molecule.

Front

What is a molecule?

Back

A molecule is a group of two or more atoms bonded together.

Front

What is a compound?

Back

A compound is a substance formed when two or more different elements are chemically bonded.