Mixtures and Solutions Review

Front

What is a mixture?

Back

A mixture is a combination of two or more substances where each substance retains its own properties.

Front

What is a solution?

Back

A solution is a special type of mixture where one substance (the solute) is completely dissolved in another (the solvent).

Front

What happens to the physical properties of a substance when it dissolves?

Back

The physical properties, such as taste and density, can change when a substance dissolves.

Front

What is evaporation?

Back

Evaporation is the process where liquid turns into vapor, often leaving solid substances behind.

Front

What is the difference between a physical change and a chemical change?

Back

A physical change alters the form of a substance but not its chemical composition, while a chemical change results in the formation of new substances.

Front

What is sifting?

Back

Sifting is a method used to separate larger particles from smaller ones, often used to separate sand from rocks.

Front

What is density?

Back

Density is the mass of a substance divided by its volume, often used to determine if an object will float or sink in a liquid.

Front

What is a solute?

Back

A solute is a substance that is dissolved in a solution.

Front

What is a solvent?

Back

A solvent is the substance that dissolves the solute in a solution.

Front

What happens when sugar is dissolved in water?

Back

When sugar dissolves in water, it changes the taste and volume of the water.