Part B Physical Science Review EOC

Front

What term describes a solid changing directly to a gas?

Back

Sublimation

Front

What is the best definition of temperature?

Back

How hot or cold an object is.

Front

Which of the following is NOT one of the 4 basic assumptions of the Kinetic Theory?

Back

Particles don't move in solids.

Front

What is the mass number of an atom?

Back

The sum of the number of protons and the number of neutrons in the nucleus.

Front

What is a metalloid?

Back

An element that conducts some heat and electricity, has a shiny luster, and breaks easily.

Front

What is thermal energy?

Back

The total energy of all the particles in an object.

Front

What is the difference between a metal and a nonmetal?

Back

Metals are good conductors of heat and electricity, while nonmetals are poor conductors.

Front

What is the definition of an atom?

Back

The smallest unit of an element that retains the properties of that element.

Front

What is the role of neutrons in an atom?

Back

Neutrons help stabilize the nucleus of an atom.

Front

What is the definition of a chemical change?

Back

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