Unit 2: Matter Review

Front

What is flammability?

Back

Flammability is a chemical property that describes the ability of a substance to burn in the presence of oxygen.

Front

How are plasma and gas different?

Back

Plasma is a state of matter where electrons are separated from atoms, and it is generally hotter than gas.

Front

What is melting point?

Back

Melting point is a physical property that refers to the temperature at which a solid becomes a liquid.

Front

What describes the shape and volume of liquids?

Back

Liquids have no definite shape but have a definite volume.

Front

What type of kinetic energy do gas particles have?

Back

Gas particles have the most kinetic energy because they move the fastest.

Front

Define matter.

Back

Matter is anything that has mass and occupies space.

Front

What are the three common states of matter?

Back

The three common states of matter are solid, liquid, and gas.

Front

What is a physical property?

Back

A physical property is a characteristic of a substance that can be observed or measured without changing its identity.

Front

What is a chemical property?

Back

A chemical property is a characteristic of a substance that describes its ability to undergo a specific chemical change.

Front

What happens to the particles in a solid?

Back

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