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Scientific Method
Scientific Method
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A quiz over the scientific method
Flashcards
17 cards
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Questions
17
Answers
1
A possible answer / a predicted outcome
evaluating
hypothesis
variable
subjective
2
To run a controlled experiment on how sleep affects student test scores, you must
vary the amount of sleep and food each group of students eat
vary amount of sleep and keep all other variables the same
vary the type of tests that you give students
3
A hypothesis is a(n) _____________ guess based on _______________ and your knowledge.
educated, observations
funny, jokes
wild, supersitition
uneducated, news
4
The last step in the scientific method is ________________.
Communicate and Repeat Experiment
Analyze Data
Experiment
Make an Observation
5
Which variable is controlled by the experimenter?
Independent
Dependent
6
A well tested and scientfically accepted explanation.
Hypothesis
Rule
Fact
Theory
7
The variable that is changed in an experiment.
Invariable variable
Independent variable
Dependent variable
Optimum variable
8
A hypothesis must be ______________.
testable (can be tested)
a question
written in caps
1000 words and double spaced
9
What is the difference between continuous and discrete data?
Discrete data is counted and continuous data is measured
discrete data is infinite whereas continuous data is finite
Discrete data is measured and continuous data is counted
They are both the same
10
In a study of how sleep affects test scores, which group would be the control?
the group that received 0 hours of sleep
the group that received 2 hours of sleep
the group that received 6 hours of sleep
the group that received 4 hours of sleep
11
Scientists present their results in:
workbook
table
graph
they don't
12
At which step of the scientific method do you determine if your hypothesis was supported/not supported?
Replicate experiment
Conclusion
Observation
Experiment
13
Why should an experiment be repeated?
to identify the problem
to change controls
to reduce the chance of error
to form a hypothesis
14
A process that is used to find answers to questions about the world around us?
Problem
Scientific Method
Guessing
Hypothesis
15
What is the term for testing your hypothesis?
Bingo
Variables
Experiment
Observation
16
What is the goal of Science?
To destroy the world
To change the world
To understand the world
17
Is this discrete or continuous data?
Continuous
Discrete
