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The Scientific Method

Total questions: 42

Worksheet time: 2hrs 9mins

Name
Class
Date
1.
This variable in an experiment is the one being deliberately changed by the scientist. 
a)
dependent variable
b)
independent variable
c)
data
d)
control group
2.
What step does every scientific experiment begin with?
a)
hypothesis
b)
question/problem
c)
procedures
d)
conclusion
3.
The summary at the end of an experiment that explains the results. 
a)
conclusion
b)
procedures
c)
materials
d)
responding variable
4.
Testing a hypothesis often involves a(n):
a)
answer
b)
experiment
c)
problem
d)
safety check
5.
On what axis should the independent variable always be?
a)
X
b)
Y
6.
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
7.
A testable explanation to a problem that has not yet been tested. 
a)
data
b)
theory
c)
hypothesis
d)
fact
8.
Dependent variable means
a)
the scientist controls what to test
b)
educated guess
c)
ask a question
d)
what is being measured
9.
If you increase the amount of spinach you eat, then you will increase the iron in your blood. 
What's the dependent variable?
a)
increase the amount of iron in your blood
b)
spinach you eat
10.
If I ride my bike to school instead of walking, then I will get to school faster. What is the dependent variable?
a)
True
b)
How fast you get to school
c)
Riding a bike or walking
d)
False
11.
If I study for my scientific method test, then I will have a better test score. What is the dependent variable?
a)
Scientific Method
b)
Studying
c)
Independent variable
d)
Test score
12.
If I listen to Mr. Castro's instructions, then I will have less accidents in the lab. What is the independent variable?
a)
Yes
b)
Maybe
c)
Listening or not listening to instructions
d)
Likelihood of having an accident in lab 
13.
If I read this question carefully, then I will answer it correctly. What is the independent variable?
a)
I hope so
b)
Yes
c)
Reading or not reading carefully
d)
Likelihood of a correct answer
14.
Which of the following would be considered quantitative data?
a)
Color
b)
Smell
c)
6.84 cm
d)
texture
15.
Explaining the color of a chemical would be what kind of observation?
a)
Qualitative 
b)
Quanitative
16.
What is the part of the experiment that is left alone or “natural", and is used to compare back to?
a)
Independent Variable
b)
Dependent Variable
c)
Control Group
d)
Experimental Group 
17.
You will want your experiment to have ____ independent variable(s) in it for the experiment to be valid.
a)
1
b)
2
c)
3
d)
4
18.
What does Inference mean?
a)
finding details in a story
b)
Use clues and what you already know to come up with an idea
c)
Giving a reason for your answer
d)
Using what I know
19.
To make an inference, we use evidence from the text, and our prior knowledge. 
a)
True
b)
False
20.

Frank loved to play tennis, and he was on the tennis court every day. Frank could hit the ball very hard. He was a good player. One day he met his friend Jim for a game of tennis. Jim had just started playing tennis. After the game Frank said, "I will help you with your shots, Jim."


Is the following sentence a fact or inference?

Frank and Jim met for a game of tennis.

a)

Fact

b)

Inference

21.

Frank loved to play tennis, and he was on the tennis court every day. Frank could hit the ball very hard. He was a good player. One day he met his friend Jim for a game of tennis. Jim had just started playing tennis. After the game Frank said, "I will help you with your shots, Jim."


Is the following sentence a fact or inference?

Frank won the game.

a)

Fact

b)

Inference

22.

How are observations made?

a)

Only with your eyes.

b)

By trying to explain what you see.

c)

Using your 5 senses

d)

Just making a good guess.

23.

It must be summer.

a)

Qualitative Observation

b)

Quantitative Observation

c)

Opinion

d)

Inference

24.

The table top is smooth.

a)

Qualitative Observation

b)

Quantitative Observation

c)

Hypothesis

d)

Inference

25.

These kind of observations are made using instruments such as rulers, balances and thermometers.

a)

Qualitative Observations

b)

Quantitative Observations

c)

Scientific Observations

d)

Measured Observations

26.

There are 29 students in the classroom.

a)

quantitative observation

b)

qualitative observation

c)

inference

d)

hypothesis

27.

The speed of the car is 55 mph.

a)

Qualitative Observation

b)

Quantitative Observation

c)

Hypothesis

d)

Inference

28.

I predict if I study, I will get a better grade on the quiz....

a)

Qualitative Observation

b)

Hypothesis

c)

Inference

d)

Quantitative Observation

29.

There are two types of data. Which type of data involves numbers that are obtained by counting or measuring?

a)

quantitative

b)

qualitative

30.

Which statement is an inference about this picture?

a)

The van is tan.

b)

The van is inside the KFC.

c)

The wall is broken.

d)

Someone has already called 911.

31.
True or False: A hypothesis must be stated in a way that is testable.
a)
True
b)
False
32.

Using any of your 5 senses to describe the world around you.

a)

Observation

b)

Inference

c)

Quantitative Observation

d)

Logical Theory

33.

An observation that has to do with words like heavy.

a)

Centimeters

b)

Inference

c)

Qualitative Observation

d)

Quantitative Observation

34.

An observation that has to do with numbers and labels like 3.5 cm.

a)

Observation

b)

Touch, Taste, Sight, Hearing, Smell

c)

Qualitative Observation

d)

Quantitative Observation

35.

Observation or Inference: I think the weather is cold.

a)

Observation

b)

Inference

36.

Observation or Inference: I notice the tree by the pond has no leaves on it.

a)

Observation

b)

Inference

37.

Observation or Inference: The boy fell off the branch.

a)

Observation

b)

Inference

38.

Qualitative or Quantitative: There is 300 mL of liquid in this beaker.

a)

Qualitative Observation

b)

Quantitative Observation

39.

Qualitative or Quantitative: I feel rough sand and a strong heat on the back of my neck.

a)

Qualitative Observation

b)

Quantitative Observation

40.

Qualitative or Quantitative: We bought 3.4 pounds of fruit.

a)

Qualitative Observation

b)

Quantitative Observation

41.

Qualitative or Quantitative: I hear a rush of wind, loud yells, and metal banging together.

a)

Qualitative Observation

b)

Quantitative Observation

42.

Qualitative or Quantitative: The green bar is 3.5 centimeters long.

a)

Qualitative Observation

b)

Quantitative Observation

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