Unit 1 Lesson 2 Science Quiz Review

What do you call a physical combination of two or more substances?

• solution

• colloid

• suspension

• mixture

What do you call mixtures that are NOT uniformly mixed together?

• homogeneous

• heterogeneous

• hybrid

• helium

What do you call a mixture that is uniform throughout, such as sugar water?

• suspension

• colloid

• solution

• mixture

What do you call a heterogeneous mixture with particles so small that they do not settle?

• solution

• mixture

• colloid

• suspension

Which is an example of a suspension?

• chocolate milk

• Kool-Aid

• iced tea

• muddy water

What is a suspension?

• heterogeneous mixture that looks the same throughout

• homogeneous mixture that looks the same throughout

• heterogeneous mixture that does not look the same throughout

• homogeneous mixture that does not look the same throughout

Particles of dust are an example of a(n)

• mixture

• aerosol

• colloid

• suspension

When you add salt to water and the salt dissolves, you have created a

• homogeneous mixture

• colloid

• suspension

• solution

How could you separate sand from gravel in a mixture?

• evaporation

• use a magnet

• use a sieve

• you cannot separate sand from gravel

What do you call a heterogeneous mixture in which the parts are so small they do not settle out?

• aerosol

• colloid

• suspension

• solution