Matter Review

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, gas.

Front

What is a physical change?

Back

A change that affects one or more physical properties of a substance without altering its chemical composition.

Front

What is a chemical change?

Back

A change that results in the formation of new chemical substances.

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 one another, allowing liquids to flow.

Front

What happens to the particles in a gas?

Back

In a gas, particles are far apart and move freely, filling the space available.

Front

What is a solution?

Back

A solution is a homogeneous mixture where one substance is dissolved in another.

Front

What is the difference between a mixture and a compound?

Back

A mixture is a combination of two or more substances that retain their individual properties, while a compound is a substance formed when two or more elements chemically bond.

Front

What is evaporation?

Back

Evaporation is the process by which molecules at the surface of a liquid gain enough energy to enter the gas phase.