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Unit 1 Aice Marine Science Flashcards | StudBud
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Unit 1 Aice Marine Science
Unit 1 Aice Marine Science
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Questions for unit 1 aice marine science
Flashcards
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Questions
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Answers
1
What is qualitative data?
descriptive data
an explanation of an observation
Numerical data
a well-substained explanation of an aspectof the natural world
2
How many steps are in the scientific method
4
3
6
5
3
The last step in the scientific method is to evaluate the hypothesis
True
False
4
In order to make a prediction you need to have a hypothesis
True
False
5
What is Quantative data?
a well-substained explanation of an aspectof the natural world
Numerical data
an explanation of an observation
descriptive data
6
A confounding variable that could affect the results of the experiment but that cannot be controlled.
False
True
7
For results to be reliable the treatment only needs to be completed once
False
True
8
During any experiment results must be clearly and accurately recorded.
False
True
9
What is a dependent variable?
Variable being changed
variables not being tested but must be kept the same
group in experiment that receives same treatment as experimental groups
variable being meausred
10
What is a meniscus
The curve in the upper surface of a liquid inside a container
results that can be replicated by other people
a result or observation that deviates from what is normal or expected
a variable that could affect the dependent variable
11
How many trials should you at least take when performing an expirement
4
1
2
3
12
A hypothesis is not an explanation of an observation that can be tested through experimentation
True
False
13
What is the first step in the scientific method
make observarions
draw out results
make a prediction
test the expirement
14
A control group is a variable being measured in an expirement
True
False
15
An anomaly is a result or observation that deviates from what is normal or expected.
True
False
16
What is a confounding variable
The curve in the upper surface of a liquid inside a container
results that can be replicated by other people
a result or observation that deviates from what is normal or expected
a variable that could affect the dependent variable
17
It is difficult at times to be certain about the results of an experiments because the measurements vary to some extent.
False
True
18
What is an independent variable?
variable being meausred
group in experiment that receives same treatment as experimental groups
variables not being tested but must be kept the same
Variable being changed
19
a control group is a group within an experiment or study that receives exactly the same treatment as____
The expiremental groups with the exception of the variable being tested
the variables that are not tested
The variable being changed in an expirement
the variable being measured in an expirement
20
To make sure that the results are reliable you need to have only one treatment
False
True
