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WorksheetsScientific Method
Total questions: 20
Worksheet time: 2hrs 40mins
Name
Class
Date
1.
The first step in Scientific method is
a)
Stating the Problem
b)
Forming a Hypothesis
c)
Gathering Information
d)
Forming a Conclusion
2.
The section of Scientific Method in which scientists state whether their Hypothesis was accepted, rejected, or null
a)
While Gathering Information
b)
In the Hypothesis
c)
In the Conclusion
d)
In Designing the Experiment
3.
Sabrina wants to test which brand of popcorn pops the most kernels. She picked a Giant Eagle brand, Orville Redenbacher, and PopSecret. All three bags started with the same number of kernels. She popped each for 3 minutes in the same microwave, and then counted the number of kernels left over. What is her independent variable?
a)
Number of kernels left over
b)
Brand of popcorn
c)
Number of kernels before popping
d)
Length of time cooking
4.
Kira wants to test which type of soda creates the biggest foam explosion when adding a Mentos candy. She chose Sprite, Coke, and Mountain Dew. One at a time, she added a single Mentos candy and measured the height of the foam eruption. Mountain Dew created a foam eruption of 7 inches. Coke and Sprite tied at 5 inches. What is her dependent variable?
a)
Brand of soda
b)
Number of mentos candies used
c)
Height of foam eruption
d)
Temperature of soda
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 experimental constants?
a)
Type of plant, amount of music, and sunlight
b)
Water, apple juice, milk
c)
Plant growth
6.
A possible explanation to a problem that is written as if/then statement.
a)
data
b)
theory
c)
hypothesis
d)
fact
7.
Which is NOT a step in the scientific method?
a)
Make observation
b)
Form a theory
c)
Collect data
d)
Form a hypothesis
8.
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
9.
The summary at the end of an experiment that explains the results.
a)
conclusion
b)
procedures
c)
materials
d)
responding variable
10.
Will a construction paper air plane fly faster than an airplane made from notebook paper? Choose the best hypothesis.
a)
If I make a paper airplane from notebook paper, then it will fly faster than construction paper.
b)
Yes.
c)
No.
d)
I think the construction paper air plane will fly faster.
11.
Which of the following outlines the steps of the scientific investigation process, in order?
a)
Ask a question, collect information, form hypothesis, test hypothesis, record and analyze data, draw conclusion.
b)
Ask a question, form hypothesis, collect information, record and analyze data, test hypothesis, draw conclusion.
c)
Form hypothesis, ask a question, record and analyze data, collect information, test hypothesis, draw conclusion.
d)
Record and analyze data, collect information, ask a question, draw conclusion, form hypothesis, test hypothesis.
12.
You were investigating whether or not plants need light to grow. Plant A and Plant B were grown next to a window with plenty of light. Plant C and Plant D were grown in a dark cabinet. What is the DEPENDENT variable in this experiment?
a)
Light availability
b)
Amount of water
c)
Type of fertilizer
d)
Growth of plants
13.
The factor in an experiment that will be changed.
a)
dependent variable
b)
independent variable
c)
controlled variable
14.
Which of the following statements about a controlled experiment is true?
a)
All the variables must be kept the same
b)
Only one variable is tested at a time
c)
All hypotheses can be tested by setting up a controlled experiment
d)
Controlled experiments cannot be performed on living things
15.
Which variable does a scientist change?
a)
Independent Variable
b)
Dependent Variable
16.
What measurement system does the scientific community use?
a)
Metric
b)
English
c)
Feet
d)
Mile
17.
This scientist is renowned for his discoveries of the principles of vaccinations. He is also known for an experiment where he demonstrated that in sterilized and sealed flasks nothing ever developed, and in sterilized but open flasks microorganisms could grow.
a)
Koch
b)
Pasteur
c)
Chargaff
d)
Darwin
18.
This scientist was the first to see a living cell under the microscope. He named these organisms "animalcules."
a)
Leeuvenhoek
b)
Hooke
c)
Schleiden
d)
Schwann
19.
This scientist showed that that flies breed and lay eggs and do not, as was popularly believed, spontaneously generate.
a)
Virchow
b)
Chargaff
c)
Redi
d)
Avery
20.
Through their experiment, these scientists were able to support the idea that DNA was the fundamental unit that carried information from one cell to the other - not protein. They used bacteriophages to conduct their experiment.
a)
Hershey and Chase
b)
Franklin and Wilkins
c)
Watson and Crick
d)
Davis and Lee
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