Chemistry 1st Semester Final Review

Front

All matter is made of __________.

Back

atoms

Front

In the experiment, the warm red dye rose to the top while the cold blue dye sank to the bottom. This process is called __________.

Back

convection

Front

The Gulf Stream is a current that brings warm ocean water from the south to the north. This movement of water is an example of __________.

Back

convection

Front

The atomic number identifies the number of __________.

Back

protons

Front

Which substance will conduct the least amount of heat?

Back

plastic

Front

The process of heat transfer through direct contact is called __________.

Back

conduction

Front

The transfer of energy through electromagnetic waves is known as __________.

Back

radiation

Front

The smallest unit of an element that retains its properties is called __________.

Back

an atom

Front

The center of an atom, containing protons and neutrons, is called __________.

Back

the nucleus

Front

The number of protons in an atom determines its __________.

Back

element identity