Food Science Semester 1 Exam

Front

What is an element?

Back

An element is a pure substance made up of only one kind of atom.

Front

What type of mixture is milk classified as?

Back

Milk is classified as a colloid.

Front

What is an emulsion?

Back

An emulsion is a type of mixture that contains liquids that normally don't mix well.

Front

What is a suspension?

Back

A suspension is a mixture that contains solid particles that are large enough to settle out upon standing.

Front

What happens to a suspension over time?

Back

A suspension separates into its components upon standing.

Front

What is a homogeneous mixture?

Back

A homogeneous mixture is a mixture that has a uniform composition throughout.

Front

What is a colloid?

Back

A colloid is a mixture where tiny particles are dispersed throughout a substance but do not settle out.

Front

What is the difference between a solution and a suspension?

Back

A solution is a homogeneous mixture where the solute is completely dissolved, while a suspension contains larger particles that can settle out.

Front

Can you give an example of a colloid?

Back

An example of a colloid is milk or fog.

Front

What is the definition of a solution?

Back

A solution is a homogeneous mixture formed when one substance (the solute) is dissolved in another (the solvent).