Key Terms

Question 1

Pure

Answer 1

Contains only one type of particle

Question 2

Mixture

Answer 2

More than one substance put together but not chemically bonded

Question 3

Insoluble

Answer 3

Does not dissolve

Question 4

Saturated solution

Answer 4

A solution where no more solute can dissolve at that temperature

Question 5

Solubility

Answer 5

The maximum mass of solute that dissolves in 100g of water at a certain temperature

Question 6

Soluble

Answer 6

Something that dissolves in water

Question 7

Solute

Answer 7

Solid, liquid or gas that dissolves into a solvent

Question 8

Solution

Answer 8

Mixture of solute and solvent

Question 9

Solvent

Answer 9

Liquid that the solute dissolves into

Question 10

Filtrate

Answer 10

Solution that goes through the filter paper

Question 11

Residue

Answer 11

Solid trapped in the filter paper

Question 12

Évaporation

Answer 12

A liquid turns into a gas at any temperature

Question 13

Dependent Variable

Answer 13

The variable that is being measured or tested

Question 14

Control variable

Answer 14

The thing that is kept the same throughout the experiment

Question 15

Independent variable

Answer 15

The variable that is changed or controlled

Question 16

Material

Answer 16

The stuff things are made of