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Science Experiments Fun!

A worksheet for 3rd graders to learn about the steps of a scientific experiment and common tools used.

Grade 3 Science Engineering & Science PracticesExperiment
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Includes

True / FalseFill in the BlanksMultiple ChoiceShort AnswerOrdering

Standards

3-PS2-13-LS1-1

Topics

scienceexperimentsscientific methodgrade 3
7 sections · Free to use · Printable
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Science Experiments Fun!

Name:

Date:

Score:

Read each question carefully and follow the instructions to complete the science experiment activities.

1. An experiment is a fair test to answer a question.

T

True

F

False

2. You should always guess the answer before starting an experiment.

T

True

F

False

Use the words in the box to complete the sentences below.

hypothesis
observe
conclusion
materials

1. A   is an educated guess about what will happen in an experiment.

2. The things you need for an experiment are called  .

3. When you watch carefully during an experiment, you  .

4. After an experiment, you write a   to tell what you learned.

1. What is the first step of the scientific method?

a

Making a conclusion

b

Asking a question

c

Gathering materials

d

Doing the experiment

2. Why is it important to record your observations during an experiment?

a

To make the experiment longer

b

To remember what happened

c

To confuse your friends

d

To make a mess

1. Imagine you want to find out if plants grow taller with more sunlight. What is one thing you would keep the same for all your plants in this experiment?

Number the steps of a science experiment in the correct order from 1 to 5.

Do the experiment and observe

Ask a question

Form a hypothesis

Gather materials

Draw a conclusion