Home / Worksheets / Grade 1 / Science / Mixtures and Pure Substances

Mixtures and Pure Substances

Explore the basic concepts of mixtures and pure substances with this engaging worksheet for Grade 1 students.

Grade 1 Science ChemistryMixtures and Pure Substances
Use This Worksheet

Includes

Multiple ChoiceTrue / FalseFill in the BlanksShort AnswerWord Bank

Standards

5-PS1-1

Topics

sciencechemistrymixturespure substancesgrade 1
7 sections · Free to use · Printable
← More Science worksheets for Grade 1

Mixtures and Pure Substances

Name:

Date:

Score:

Read each question carefully and answer to the best of your ability.

1. Which of these is a pure substance?

a

Fruit salad

b

Water

c

Sand and rocks

d

Cereal with milk

2. A mixture is made of two or more things that are   together.

a

chemically changed

b

mixed

c

melted

d

frozen

1. Sugar dissolved in water is a pure substance.

T

True

F

False

2. Air is a mixture of different gases.

T

True

F

False

1. A pure substance has only one kind of  .

2. We can separate the parts of a  .

1. Give an example of a mixture you can find in your kitchen.

2. What is the main difference between a pure substance and a mixture?

Use the words below to complete the sentences.

mixture
pure
separate
combined

1. A   substance has only one type of material.

2. When two or more things are   together, they form a mixture.

3. You can usually   the parts of a mixture.