GMAS REVIEW Part 1

Which statement about the molecules in ice and the molecules in liquid water is correct?

• The molecules in ice have more energy than the molecules in liquid water.

• The molecules in ice contain different atoms than the molecules in liquid water.

• The molecules in ice have more electric charge than the molecules in liquid water.

• The molecules in ice are less free to move than the molecules in liquid water.

Tags

NGSS.MS-PS1-4

Which of the following is a compound?

• Oxygen

• Water

• Nitrogen

• Air

Tags

NGSS.MS-PS1-1

Which symbol represents carbon?

• Ca

• Cn

• K

• C

Evidence of a chemical change would be a

• melting popsicle.

• spilled bucket of water.

• spinning top.

• rusting car fender.

Tags

NGSS.MS-PS1-2

Moisture that collects on the outside of a cold glass results from the process of

• evaporation.

• condensation.

• vaporization.

A hot air balloon rises because

• molecules move faster when heated.

• molecules become lighter and farther apart when heated.

• molecules are less attracted by gravity when heated.

• molecules become charged and repel each other when heated.

Tags

NGSS.MS-PS1-4

The solid, liquid, and gaseous states of water differ from each other in

• the mass of the individual atoms.

• the size of the individual atoms.

• the net electrical charge of the individual molecules.

• the average speed of movement of the individual molecules.

Tags

NGSS.MS-PS1-4

A different chemical substance is formed when a

• piece of cloth is cut.

• candle burns.

• cup breaks.

• piece of chalk breaks.

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-5

Carbon dioxide is...

• an element.

• a compound.

• a solution.

• a mixture.

Tags

NGSS.MS-PS1-1

A chemical change combining two elements results in...

• an atom.

• a compound.

• an element.

• a mixture.

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-5