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Duplicate of Scientific Method Exam Flashcards | StudBud
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Duplicate of Scientific Method Exam
Duplicate of Scientific Method Exam
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1
Which of the following is true about a hypothesis?
they are inferences that can be tested
they are beliefs and opinions
does not have to be tested to be accepted
they are proven facts
2
During a controlled experiment a scientist should test..
a single variable
a conclusion
multiple variable
a mass of info
3
What kind of variable must be measurable?
Independent
Dependent
Control
4
Mrs. Hamzhie drops a feather & a bowling ball. She asks which
will fall faster
? Example of____.
an observation
a variable
a hypothesis
an inference
5
What is the dependent variable?
effects of classical music
levels of relaxation (heart rate)
quiet room
curiosity
6
What is a theory?
several theories make a hypothesis
theories are made up of unifying hypotheses
a theory is the same as a hypothesis
theories are not used
7
Scientists work begins with which step of the scientific method?
observations
hypothesis
conclusions
experiments
8
In the metric system which is the basic unit for length?
meter
milliliters
kilometer
millimeter
9
Biology is the study of...
the environment
animals and plants
animals
life
10
In Redi’s experiment what is NOT controlled (kept the same throughout the experiment)?
temperature
jars
gauze covering
meat
11
What is the control in this experiment?
quiet room
curiosity
levels of relaxation (heart rate)
effects of classical music
12
Select the quantitative statement about the picture.
There are 3 penguins
The penguins have yellow feathers on their heads.
13
What is the independent variable?
quiet room
classical music
curiosity
levels of relaxation (heart rate)
14
Data that has numbers is considered to be what kind of data?
qualitative
inferred
false
quantitative
15
Which group experiences no change by the scientist and is used to compare the experiment to?
Lonely Group
Experimental Group
control group
Fabulous Group
16
Scientists publish findings so that..
all of these!
their procedures can be reviewed
their work can be replicated
others can find similar results
17
Hypotheses can come from all of the following EXCEPT..
beliefs/opinions
prior knowledge
informed creative ideas
inferences
18
In the metric system what is the basic unit of mass?
inches
liters
kilograms
grams
19
What type of data consists of descriptions and words (green, slimy, round...)?
Independent
Quantitative
Dependent
Qualitative
20
If you track the height of a tree daily for several weeks, what kind of graph would you use?
a pie chart
a line graph
a bar graph
a data table
