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Scientific Method
Scientific Method
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A quiz over the scientific method
Flashcards
18 cards
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Practice quiz
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Questions
18
Answers
1
If you are planning a science investigation, which of these should not be allowed to vary?
Dependent Variable
Results table
Independent Variable
Controlled Variables
2
A possible risk of an experiment could be
Burning your hair on an open flame
Running around
Eating in the lab
A Bunsen burner
3
A prediction about how the independent variable may effect the dependent variable is a(n)
variable
subjective
evaluating
hypothesis
4
The variable that is changed in an experiment.
Dependent variable
Independent variable
5
Results need to be evaluated. This statement is:
True, but only if the results show a trend
False, as long as the graph can be interpreted.
True, and results compared with the hypothesis
False, because you need to gather lots of data first
6
What is the term for testing your hypothesis?
Observation
Bingo
Variables
Experiment
7
“To investigate how temperature effects the amount of sugar dissolved” the dependent variable is
The time taken for the sugar to dissolve
The temperature
The amount of sugar that dissolves
The type of spoon used
8
“To investigate how temperature effects the amount of sugar dissolved” is an example of
Results
An aim
An observation
A hypothesis
9
In Science, mistakes are...
Things that can not be avoided if you take more care.
Things that will happen no matter what.
Non existent.
Things that can be avoided if you take a little more care.
10
“To investigate how temperature effects the amount of sugar dissolved” the independent variable is
The time taken for the sugar to dissolve
The amount of sugar that dissolves
The temperature
The type of spoon used
11
If you are planning a science investigation, which of these are deliberately changed?
Control Variable
Aim Statement
Dependent Variable
Independent Variable
12
Which variable is changed on purpose by the experimenter?
Independent
Dependent
13
What do you do with the results?
Ignore them - especially if they aren't what you wanted!
Collect them in tables and turn them into graphs
Are there meant to be results?
Write them down and ignore them
14
A hypothesis is a(n) _____________ guess based on _______________ and your knowledge.
wild, supersitition
educated, observations
funny, jokes
uneducated, news
15
When graphing results, the horizontal (bottom) axis by convention should be:
The Independent Variable
The Control Variable
The Average Dependent Variable
16
Which step of the scientific method do you state whether your hypothesis was supported or rejected?
Observation
Replicate experiment
Experiment
Conclusion
17
A possible risk management strategy for an irritating liquid could be
Using the liquid in a well ventilated area
Wearing gloves
Don’t drink the liquid
Tipping over the liquid
18
Why should an experiment be repeated?
to form a hypothesis
to identify the problem
to change controls
to reduce the chance of error
