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7th grade science review #4

Total questions: 24

Worksheet time: 17mins

Name
Class
Date
1.

How many manipulated variables should you have in an experiment?

a)

two

b)

as many as possible

c)

four

d)

one

2.

What is a manipulated variable?

a)

What a scientist changes in an experiment to test their hypothesis

b)

What scientist measure to see if it responded to a change

c)

What happens when you do an experiment

d)

What you keep the same throughout all experimental groups

3.

What is a responding variable?

a)

What a scientist changes in an experiment to test their hypothesis

b)

What scientist measure to see if it responded to a change

c)

What happens when you do an experiment

d)

What you keep the same throughout all experimental groups

4.

At what temperature did bread mold the slowest?

a)

20

b)

40

c)

60

d)

80

5.
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
6.
A testable explanation to a problem that has not yet been tested. 
a)
data
b)
theory
c)
hypothesis
d)
fact
7.
Testing a hypothesis often involves a(n):
a)
answer
b)
experiment
c)
problem
d)
safety check
8.
A testable explanation to a problem that has not yet been tested. 
a)
data
b)
theory
c)
hypothesis
d)
fact
9.
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
10.

Responding variable  or responding variable means

a)

the scientist controls what to test

b)

educated guess

c)

ask a question

d)

what is being measured

11.

Which of these contains steps in the right order?

a)

Ask a question, research, state your hypothesis, experiment, analyze, draw a conclusion

b)

State your hypothesis, ask a question, research, experiment, analyze, draw a conclusion

c)

State your hypothesis, ask a question, research, draw a conclusion, experiment, analyze

d)

Ask a question, state your hypothesis, research, experiment, analyze and draw a conclusion, share the results

12.

If you conduct an experiment where you place 5 of the same red candies in different types of soda, all in the same amount of liquid and same type cups the manipulated variable is what? 

a)

Kind of soda

b)

Type of cup

c)

Amount of soda

d)

Color of candy

13.

If you are testing the buoyancy of a cotton ball and you leave one plain, cover one half in oil, and cover the third in oil completely then place each in water, what is the manipulated variable?

a)

Time

b)

Water

c)

Cotton ball

d)

Amount of oil

14.

Which best describes the purpose of a control sample?

a)

to compare its results to those of a well-known scientist

b)

to have more qualitative data to analyze at the end of the experiment

c)

to compare its results to those with the experimental sample

15.
The leaf is 5mm wide.
a)
Qualitative
b)
Quantitative
16.
It makes a loud crackling sound.
a)
Qualitative
b)
Quantitative
17.
The temperature of the room is decreasing by 4 degrees Celsius.
a)
Qualitative
b)
Quantitative
18.

Which tool(s) can be used to find volume?

a)

ruler

b)

beaker

c)

graduated cylinder

d)

triple beam balance

19.

To strengthen a conclusion to a scientific investigation, a scientist could... (you may choose more than 1)

a)

repeat the experiment

b)

complete more trials

c)

have a different scientist follow their procedure (replication)

d)

change the materials in the experiment

20.

Andrew saw that the result of his experiment does not support his hypotheses. For him, it would be an embarrassment since both his classmates and science teacher have high hopes on him. Because of this, Andrew change the result of his experiment and made it favor his existing hypotheses. What Scientific Attitude was not exhibited by Andrew?

a)

Intellectual Honesty

b)

Critical Thinking

c)

Objectivity

d)

Both Intellectual Honesty and Objectivity

e)

Both Intellectual Honesty and Critical Thinking

21.

This scientific attitude is exhibited when someone shows interest and pays specific attention to an object or event,ask questions and seeks answers.

a)

skepticism

b)

curiosity

c)

objectivity

d)

critical thinking

22.

What scientific attitude is being exhibited when one is open for criticisms and accepts the opinions of others, tries new things and considers new ideas?

a)

critical-thinking

b)

intellectual honesty

c)

perseverance

d)

open-mindedness

23.

Objectivity means to give statements or information based on your own opinion.

a)

TRUE

b)

FALSE

24.

A person who is intellectually honest would _______________.

a)

Share to the class facts that are from reliable sources regarding the topic being discussed to the class.

b)

Copy pieces from articles or previous research without citing the sources.

c)

Fabricate data gathered in the investigation in order for the results to be favorable to him.