Properties of Matter study

Front

What is matter?

Back

Matter is anything that has mass and takes up space.

Front

What are the three states of matter?

Back

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

Front

What is an atom?

Back

An atom is the smallest unit of an element that retains the properties of that element.

Front

What is the atomic number?

Back

The atomic number is the number of protons in the nucleus of an atom.

Front

What is the atomic mass?

Back

The atomic mass is the weighted average mass of an element's isotopes.

Front

What is thermal energy?

Back

Thermal energy is the energy that comes from the temperature of matter.

Front

What happens to particles in a solid when heated?

Back

When heated, particles in a solid vibrate faster and may eventually change to a liquid.

Front

What is conduction?

Back

Conduction is the transfer of heat through direct contact between materials.

Front

What is a chemical reaction?

Back

A chemical reaction is a process that leads to the transformation of one set of chemical substances to another.

Front

What is the role of heat in a chemical reaction?

Back

Heat can absorb or release energy, breaking and forming bonds during a chemical reaction.