Free Printable Scientific Method Study Guide

1.

What step does every scientific experiment begin with?

a)

hypothesis

b)

question/problem

c)

procedures

d)

conclusion

2.

A possible explanation for a question or problem is a

a)

hypothesis

b)

scientific method

c)

experiment

3.

What is a hypothesis?

a)

the thing changed on purpose in the experiment

b)

an explanation about what you observed

c)

using your 5 senses to gather data

d)

an educated guess about the outcome of an experiment

4.

An experiment is performed on plants to see how different liquids affect plant growth. Each plant in the experiment is given a different liquid; water, apple juice, or milk. Each plant has the same amount of soil, sunlight, and listens to the same music. In this investigation, the independent variable is ...

a)

The type of plant

b)

The amount of sunlight

c)

The type of music

d)

The type of liquid

5.

An experiment is performed on plants to see how different liquids affect plant growth. Each plant in the experiment is given a different liquid; water, apple juice, or milk. Each plant has the same amount of soil, sunlight, and listens to the same music. In this investigation, what are the controlled variables?

a)

Type of plant, amount of music, and sunlight

b)

Water, apple juice, milk

c)

Plant growth

6.

Which is not an example of a scientific question?

a)

Why is the sky blue?

b)

How do birds fly?

c)

Who is the best singer of all time?

7.

The variable being changed in an experiment is the

a)

independent variable

b)

dependent variable

8.

the variable being measured at the end of an experiment

a)

independent variable

b)

dependent variable

9.

The factors in an experiment that can be changed are called

a)

variables

b)

control groups

c)

experiments

10.

Controlled means __________.

a)

unchanged

b)

changed

c)

constant

11.

What two words should be in your hypothesis?

a)

I think

b)

If ...then...

c)

It will

d)

No idea

12.

What variable comes after the word IF

a)

independent variable

b)

dependent variable

13.

What variable comes after the word then?

a)

independent variable

b)

dependent variable

14.

Choose the correctly written hypothesis for "What is the effect of putting Pam Cooking Spray on the bottom of a sled?"

a)

I think the sled will slide faster.

b)

If I put Pam Cooking Spray on the bottom of my sled, then I will win the race."

c)

If I put Pam Cooking Spray on the bottom of my sled, then I will slide faster.

15.

Does the brand of bubble gum affect the bubble size? Which hypothesis is INCORRECT?

a)

If the subject chews Bubblelicious, then the subject will blow the biggest bubble.

b)

If the subject chews Big Red, then the subject will blow the smallest bubble.

c)

If I chew Juicy Fruit, I will blow the largest bubble.

d)

If the subject chews Hubba Bubba, then the subject will blow the smallest bubble.

16.

Choose the correct hypothesis for "What effect does studying have on your test grade?"

a)

IF I study for hours, THEN my test grade will be better.

b)

IF I have a good test grade, THEN I will study.

c)

Good grades are from studying.

17.

Choose the correct hypothesis for "How will exercising affect your health?"

a)

IF you have better health, THEN you will exercise.

b)

IF you exercise, THEN you will have better health.

c)

Exercising means you're healthy.

18.

Which of the following hypotheses is written correctly?

a)

If I freeze a tennis ball, then it will not bounce as high.

b)

If a tennis ball is frozen, it won't bounce as high as one that is not frozen.

c)

Frozen tennis balls will not bounce as high.

d)

If I heat up a tennis ball it will bounce high

19.

A bug repellent was sprayed on one arm. On the other arm, the bug repellent was not sprayed. After 2 hours, the number of bug bites are recorded. What is the independent variable?

a)

The type of bug repellent

b)

If an arm was sprayed with bug repellent or not

c)

The number of bug bites

20.

A bug repellent was sprayed on one arm. On the other arm, the bug repellent was not sprayed. After 2 hours, the number of bug bites are recorded. What is the dependent variable?

a)

The type of bug repellent

b)

If an arm was sprayed with bug repellent or not

c)

The number of bug bites

21.

Javier and his twin sister both have the same science exam. Javier sleeps for 9 hours the night before the exam and his sister sleeps for 6 hours. After they take the test, they both compare their test grades. What is the independent variable?

a)

The number of hours of sleep they had

b)

The type of test

c)

The test grades

22.

Javier and his twin sister both have the same science exam. Javier sleeps for 9 hours the night before the exam and his sister sleeps for 6 hours. After they take the test, they both compare their test grades. What is the dependent variable?

a)

The test grades

b)

The number of hours of sleep they had

c)

The type of test

23.

The factors that stay the same throughout the experiment.

a)

Constant

b)

Dependent Variable

c)

Independent Variable

24.

Ben makes five paper helicopters with different wing lengths. He drops them the same way from a height of two meters for five trials each. He records the amount of time it takes for each helicopter to fall to the ground.

What is the independent variable?

a)

Dropping the same way

b)

Wing Length

c)

Amount of time it takes the helicopter to hit the floor

d)

Dropping from the same height

25.

Ben makes five paper helicopters with different wing lengths. He drops them the same way from a height of two meters for five trials each. He records the amount of time it takes for each helicopter to fall to the ground.

What is the dependent variable?

a)

Dropping the same way

b)

Wing Length

c)

Amount of time it takes the helicopter to hit the floor

d)

Dropping from the same height

26.

Ben makes five paper helicopters with different wing lengths. He drops them the same way from a height of two meters for five trials each. He records the amount of time it takes for each helicopter to fall to the ground.

What are two CONSTANTS? (Select 2 answers)

a)

Dropping the same way

b)

Wing Length

c)

Amount of time it takes the helicopter to hit the floor

d)

Dropping from the same height

27.

What amount of sunlight is best to grow daffodils?

a)

Testable

b)

Nontestable

28.

How do plants grow?

a)

Testable

b)

Nontestable

29.

What happens when something freezes?

a)

testable

b)

nontestable

30.

How does the surface on which a car moves affect how fast it goes?

a)

testable

b)

nontestable

31.

Are cats better than dogs?

a)

testable

b)

nontestable

32.

Why is eating junk food bad for your health?

a)

testable

b)

nontestable

33.

Is the following question testable or non-testable? Which brand of popcorn leave the fewest unpopped kernels?

a)

Testable

b)

Non-Testable

34.

The summary at the end of an experiment that explains the results.

a)

conclusion

b)

procedures

c)

materials

d)

responding variable

35.

These are made using your 5 senses and are always true.

a)

Hypothesis

b)

Observation

c)

Prediction

d)

Inference

36.

The process scientists use to solve problems and conduct experiments.

a)

Scientific Method

b)

Hypothesis

c)

Experiment

d)

Observation

37.

Which is NOT a step in the scientific method?

a)

Make observation

b)

Form a theory

c)

Collect data

d)

Form a hypothesis

38.

Testing a hypothesis often involves a(n):

a)

answer

b)

experiment

c)

problem

d)

safety check

39.

The name of the information that you get from your experiment (you organize it into charts and graphs).

a)

observations

conclusion

b)

data

c)

variables

d)

hypothesis

40.

At the end of the scientific method, scientists should always:

a)

share what they learned and their results with other scientists

b)

make a bar graph

c)

celebrate if their hypothesis was correct

d)

keeps their results secret to their ideas do not get stolen

41.

The cat looks mad. He must be hangry.

a)

Observation

b)

Inference

42.

There are 3 narwhals.

a)

Quantitative Observation

b)

Qualitative Observation

43.

Millie is muddy because she likes to dig holes.

a)

Qualitative Observation

b)

Quantitative Observation

c)

Inference

d)

None of the Above

44.

The dog has a black nose.

a)

Qualitative Observation

b)

Quantitative Observation

c)

Inference

d)

None of the above

45.

It must be summer.

a)

Qualitative Observation

b)

Quantitative Observation

c)

Opinion

d)

Inference

46.

The penguins are black and white.

a)

Qualitative Observation

b)

Inference

c)

Hypothesis

d)

Quantitative Observation

Scientific Method Study Guide

Total questions: 46

Worksheet time: 46mins

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