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Unit 1: Variables, Data Tables, Graphs, & Scientific Method

Total questions: 59

Worksheet time: 40mins

Name
Class
Date
1.

Recorded observations or measurements are called:

a)

Scientific Method

b)

Data

c)

Variables

d)

Insurance

2.

What is the independent variable?

a)

Number of Students

b)

Grades

c)

I would like more help

3.

What is the dependent variable?

a)

Number of Students

b)

Grades

c)

I would like more help

4.

What variable is being manipluted?

a)

Number of Students

b)

Grades

c)

I would like more help

5.

What variable is being measured?

a)

Number of Students

b)

Grades

c)

I would like more help

6.

What kind of data is being collected?

a)

Qualitative

b)

Quantitative

7.

What label is on the X-axis?

a)

Number of Students

b)

Grades

c)

I would like more help

8.

What label is on the Y-axis?

a)

Number of Students

b)

Grades

c)

I would like more help

9.

What is the responding variable in this example?

a)

Number of Students

b)

Grades

c)

I would like more help

10.

Different rose bushes are grown in a greenhouse for two months. The number of flowers on each bush is counted at the end of the experiment.


What is the independent variable in this experiment?

a)

The type of rose bush

b)

The number of flowers

c)

The number of leaves

11.

Different rose bushes are grown in a greenhouse for two months. The number of flowers on each bush is counted at the end of the experiment.


What is the dependent variable in this experiment?

a)

The type of rose bush

b)

The number of flowers

c)

The number of leaves

12.

Which of the following best describes an independent variable?

a)

It is the variable that you measure.

b)

It is the variable that stays the same.

c)

It is the variable that you change on purpose.

13.

Which of the following best describes a dependent variable?

a)

It is the variable that you measure.

b)

It is the variable that stays the same.

c)

It is the variable that you change on purpose.

14.

Which of the following best describes a constant variable?

a)

It is the variable that you measure.

b)

It is the variable that stays the same.

c)

It is the variable that you change on purpose.

15.

When do scientists test their hypothesis?

a)

After analyzing their results.

b)

Whenever they are recording data from their experiment.

c)

We do not need a hypothesis when testing.

d)

None of these answer choices!

16.

When solving the problem of a broken iPhone, which of the following would be an example of a

hypothesis?

a)

Charge the iPhone for 12 hours.

b)

The broken phone is due to water damage.

c)

There is nothing wrong with the iPhone

d)

If I place the iPhone in rice, then the phone will work again.

17.

Select the correct format to write a hypothesis statement:

a)

If, Then

b)

If (independent variable), then (dependent variable)

c)

Then, If

18.

The parts of an experiment that are kept the same to ensure a fair test are called:

a)

Conclusions

b)

Constants

c)

Hypotheses

19.

The statement, “What is causing my car's AC vent to blow out water vapor?” is an example of

a)

stating a conclusion to a problem

b)

gathering information

c)

collecting data

d)

stating a problem

20.

The statement, “Why is water dripping from my faucet?” is an example of

a)

stating a conclusion to a problem

b)

gathering information

c)

collecting data

d)

stating a problem

21.

The most important lab safety rule is:

a)

Wear goggles when performing every lab.

b)

Know how to use the eyewash station.

c)

Clean up after the lab.

d)

Read all directions before performing the lab

22.

Graduated cylinders are used to measure what?

a)

Termperature

b)

Mass

c)

Length & distance

d)

Volume

23.

This is the step of the scientific method that comes after the Question?

a)

Hypothesis

b)

Experiment

c)

Conclusion

d)

Observations / Research

24.

True or False. A hypothesis can be right or wrong

a)

True

b)

False

25.

The variable that you are changing is what?

a)

Dependent

b)

Control

c)

Independent

d)

Constant

26.

_________ observations are based on physical appearance

a)

Quantitative

b)

Qualitative

c)

All

d)

No

27.

What step of the scientific method do you use tables and graphs?

a)

Hypothesis

b)

Analyze data

c)

Conclusion

d)

Experiment

28.

This is the trial where NOTHING is changed.

a)

Constant

b)

Independent variable

c)

Control

d)

Dependent variable

29.

Rulers & meter sticks are used to measure what?

a)

Mass

b)

Length & distance

c)

Volume

d)

Temperature

30.

What tool do you use to measure temperature?

a)

Thermometer

b)

Graduated cylinder

c)

Ruler

d)

Microscope

31.

The (a)   variable is influenced by the independent variable. You're measuring it!

32.

What tool do you use to measure mass?

a)

Thermometer

b)

Graduated cylinder

c)

Triple beam balance

d)

Ruler

33.

What type of graph shows a relationship between two variables?

a)

Bar graphs

b)

Line graphs

c)

Circle/pie graphs

34.

Constants are the parts of the experiment that what?

a)

Change

b)

Are measured

c)

Don't exist

d)

Stay the same

35.

Graduated cylinders are used to measure what?

a)

Termperature

b)

Mass

c)

Length & distance

d)

Volume

36.
The independent variable is the ONE thing you _____.
a)
change
b)
keep the same
c)
experiment with
d)
investigate
37.
A student wants to test the effects of type of exercise on heart rate.  What is the dependent variable?
a)
heart rate
b)
type of exercise
c)
amount of exercise
d)
time of day exercise occurs
38.
Is this a testable question? 
What types of apples grow in Missouri? 
a)
Yes
b)
No 
39.
Is this a testable question? 
How does talking to a plant affect a plants height? 
a)
yes
b)
No
40.
What is a hypothesis?
a)
A hypothesis is the right answer to an experiment.
b)
A hypothesis is the wrong answer to an experiment.
c)
A hypothesis is an educated guess.
41.
What step does every scientific experiment begin with?
a)
hypothesis
b)
question/problem
c)
procedures
d)
conclusion
42.
Why do we want to test one variable at a time?
a)
Because it is hard to setup a data table with more
b)
To know what is causing the changes
c)
It is what has always been done
d)
No one really knows
43.
A student is planning an experiment to find out how the height from which he drops a ball affects how high the ball bounces. The dependent variable is the _____.
a)
Diameter of the ball
b)
Force acting on the ball
c)
Height that the ball bounces
d)
Height from which the ball is dropped
44.
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 is the dependent variable?
a)
Type of plant
b)
Water, apple juice, milk
c)
Plant growth
45.
Mr. S set up an experiment to see how the mass of a ball affects the distance it rolls off a ramp. What is the dependent variable?
a)
Distance traveled by the ball
b)
Height of the ramp
c)
Mass of the ball
46.
How does the amount of yeast affect how high bread rises?
a)
independent
b)
dependent
47.
How does adding cardio to one’s daily schedule affect their heart rate?
a)
independent
b)
dependent
48.
Research that a scientist does to help them create their HYPOTHESIS, plan their EXPERIMENT and make sure it is SAFE.
a)
Hypothesis
b)
Problem Statement
c)
Data and Results
d)
Background Knowledge/Research
49.
This is the step of the scientific method where you record OBSERVATIONS in a DATA TABLE, and then make a GRAPH.
a)
Hypothesis
b)
Data/Results
c)
Procedure
d)
Conclusion
50.
Detailed list of STEPS and MATERIALS needed to perform an experiment.
a)
Hypothesis
b)
Background Knowledge/Research
c)
Conclusion
d)
Procedure
51.
This is the SUMMARY of the experiment – the results and if they were accurate or not, whether their hypothesis was true, changes they would make, and why it was important.
a)
Hypothesis
b)
Data/Results
c)
Conclusion
d)
Procedure
52.
Variable that is MEASURED or OBSERVED; it DEPENDS on the independent variable.
a)
Control Variable
b)
Variable
c)
Dependent Variable
d)
Independent Variable
53.
Variable that the scientist keeps CONSTANT or the SAME. 
a)
Control Variable
b)
Variable
c)
Dependent Variable
d)
Independent Variable
54.
How do scientists know that their data is accurate? 
a)
Follow their procedure exactly and control all their variables
b)
Compare results with other scientists that tested the same thing and get similar results
c)
Repeat the experiment and get similar results
d)
All of the choices are correct.
55.

Before a scientific experiment begins, you need to form a(n)...

a)

hypothesis

b)

variable

c)

procedures

d)

conclusion

56.

The scientific method begins with a(n)...

a)

question

b)

observation

c)

inference

d)

experiment

57.
In a well designed experiment, you should change how many variables?
a)
only one
b)
no more than two
c)
none at all
d)
as many as are needed
58.
Data we get by using our senses.
a)
inferences
b)
observations
c)
hypothesis
59.
A series of steps used by scientists to solve a problem or answer a question. 
a)
scientific method
b)
recipe
c)
data collection
d)
metric system

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