Mixtures

Front

What is a mixture?

Back

A combination of two or more substances in which each keeps its own properties and both can be easily separated.

Front

What is particle size?

Back

Dimension of a single grain, normally average diameter.

Front

What is a physical change?

Back

A change to a substance without forming a new substance, such as changing size or state of matter.

Front

What are physical properties?

Back

Characteristics that can be observed or measured; for example, color, melting point, and conductivity.

Front

What is a substance?

Back

A form of matter that is the same throughout and has specific properties.

Front

What is a homogeneous mixture?

Back

A mixture in which the composition is uniform throughout, such as saltwater.

Front

What is a heterogeneous mixture?

Back

A mixture in which the composition is not uniform, such as a salad.

Front

What is filtration?

Back

A process used to separate solids from liquids or gases using a filter.

Front

What is evaporation?

Back

The process of turning from liquid into vapor, often used to separate a liquid from a dissolved solid.

Front

What is a solution?

Back

A homogeneous mixture where one substance is dissolved in another, like sugar in water.