Physical Science Final Exam Practice

Matter that has a definite volume and a definite shape _________.

• solid

• liquid

• gas

• plasma

Tags

NGSS.MS-PS1-4

When two or more substances are physically combined, the result is _________.

• chemical change

• element

• compound

• mixture

A type of matter formed by chemically joining two or more elements is ______.

• compound

• solution

• colloid

• suspension

Tags

NGSS.MS-PS1-1

The color of ink is a _____________.

• physical change

• physical property

• chemical change

• chemical property

Three examples of physical changes are:

• sawing wood, crushing a can, & burning a marshmallow

• burning gasoline, rotting an egg, & exploding firework

• freezing of water, evaporation of gasoline, & rusting a nail

• boiling water, blowing up a balloon, & melting a candle

In a solution, the substance that is being dissolved is the _______.

• solute

• solvent

• liquid

• gas

A solution that contains more of the solute than it can normally hold at a given temperature is _________.

• saturated

• supersaturated

• unsaturated

• mega-saturated

Which part of the periodic table indicates the number of energy levels in the electron cloud?

• group

• family

• valence electrons

• period

What is the atom's nucleus made of?

• protons & electrons

• protons only

• protons & neutrons

• neutrons only

Atoms of the same element that have different numbers of neutrons are called ________.

• molecules

• ions

• protons

• isotopes