Classification and Properties of Matter Review for Test

Which of the following is a heterogeneous mixture?

• a jar of mixed nuts

• water in a swimming pool

A material that is malleable and conducts electricity is most likely

• wood

• a metal

A mixture can be classified as a solution, suspension, or colloid based on the

• size of its largest particles

• color of its particles

Which of the following substances will sink in glycerin? (The density of glycerin 1.26 g/cm3.)

• aluminum (2.70 g/cm3)

• water (1.00 g/cm3)

What happens when the data in an investigation do not support the original hypothesis?

• The hypothesis is revised

• The data must be incorrect and are thrown out

Tags

NGSS.HS-PS2-5

Filtration can be used to separate mixtures based on

• their densities

• the size of their particles

If you move a substance from one container to another and its volume changes, the substance is a

• liquid

• gas

A ball is floating partially submerged in a liquid. The buoyant force acting on the ball equals the

• weight of the ball

• mass of the ball

What is the result of a force distributed over an area?

• mass

• pressure

Which of the following is a characteristic of a mixture?

• has varying properties

• contains only pure substances