Matter Schoolnet Questions Test

Which is a phase change of matter that can always occur without a substance changing its identity?

• dissolving

• freezing

• reacting

• rusting

Tags

NGSS.MS-PS1-4

When water is changed from a liquid to a gas, what occurs?

• The atoms lose electrons.

• A new compound is formed.

• Molecules spread farther apart.

• Hydrogen is separated from oxygen.

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

A student has a beaker with 50 mL of water in it. A rock is placed in the beaker causing the water level to rise. The student measures the new water level and subtracts 50 mL. Which property of the rock is being measured?

• mass

• length

• weight

• volume

A student plans to make an estimate of the heat capacity of salt water by heating a saltwater solution on a burner. Which measurement described below should be made to BEST carry out this investigation?

• record the solution temperature when the solution begins to bubble

• record the solution temperature every minute throughout the investigation

• record the solution temperature at the start and end of the investigation

• record the solution temperature

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

Archimedes observed that a gold and silver crown displaced more water than a lump of pure gold, even though they both had the same mass. What conclusion did Archimedes make from his observation?

• Silver is heaver than gold.

• Silver is less dense than gold.

• Gold is more valuable than silver.

• Gold has more volume than gold and silver combined.

An atom can BEST be described as

• the smallest particle that has all the characteristics of a compound.

• the smallest particle that has all the characteristics of an element.

• a charged particle that is similar to a molecule

• a charged particle that is larger than a molecule.

Tags

NGSS.MS-PS1-1

Jill is comparing the volumes of liquid held in these beakers. Which beaker contains the greatest volume of liquid?

• Beaker 1

• Beaker 2

• Beaker 3

• Beaker 4

The model shows a molecule of silk made by a spider. What does each sphere in the molecular model represent?

• an atom

• a compound

• a nucleus

• an ion

Tags

NGSS.MS-PS1-1

A teacher breaks a bar of pure copper into two different-sized pieces. What is the MOST likely difference between the two pieces?

• mass

• texture

• boiling point

• melting point

The distance between atoms is often affected by temperature. The diagrams show water at three different temperatures. Which order of the diagrams indicates DECREASING distance between atoms?

• 1, 2, 3

• 2, 3, 1

• 3, 2, 1

• 1, 3, 2

Tags

NGSS.MS-PS1-4