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Scientific Method Flashcards | StudBud
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Scientific Method
Scientific Method
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1
How do you test a hypothesis?
take away it's favorite food
make a graph
record results
perform an experiment
2
In an experiment, the one variable that is changed is called the
controlled variable
experimental variable
dependent variable
independent variable
3
A hypothesis is an explanation for one or more observation that must be
made a law
testable
made a theory
proven true
4
In an experiment, the factor that we measure is called the
dependent variable
controlled variable
experimental variable
independent variable
5
Which of the following is an observation?
This picture is the best tree picture.
Trees are pretty.
The leaves on the tree are green.
Climbing trees are fun.
6
A hypothesis must be...
testable
proven correct
observed
experimental
7
What would be the dependent variable from the graph shown above?
# of radishes
color of light
height of the radish
radish color
8
The worm was recorded as being 4.5 centimeters long. This data is:
inferential
qualitative
hypothetical
quantitative
9
The first step of the scientific method involves
predicting the result of an experiment
forming a hypothesis
performing an experiment
making observations
10
are related to your hypothesis but are specific to your experiment.
Predictions
law
theory
a difficult situation
11
The control factors or constants are ____
the test group
what the test group is compared to
what remains the same between two or more groups being compared
the data
12
A valid experiment you would have...
a control group
an experimental group
all of the above
one changed variable
13
series of steps that are iterative, feed back on one another, & help you solve problems and answer questions
observation
hypothesis
experiment
scientific method
14
A specific formulation of the hypothesis is a _____, which is written as an "If...Then" statement.
prediction
conclusion
mistake
observation
15
2.54 centimeters, 3 skittles, and 1 packet are all examples of :
hypotheses
inferences
qualitative data
quantitative data
16
Factors in an experiment that stay the SAME are called
boring
hypotheses
constants
variables
17
When you decide whether or not the data supports the original hypothesis, you are
asking questions
making observations
drawing conclusions
forming a hypothesis
18
Qualitative observations are
words only
numbers only
words and numbers
sometimes words and numbers
19
•In the context of science, a
theory
is
•Broader in scope than a hypothesis
•General enough to lead to many new testable hypotheses
all of the above
•Supported by a large body of evidence in comparison to a hypothesis
20
Independent variables_______ while constants (controlled variables) ____________
change, stay the same
vary, change
stay the same, change
change, change
21
When a scientist shares their findings with other scientists, they are
making a hypothesis
communicating results
experimenting
analyzing data
22
The child's temperature was 101 degrees. Quantitative or Qualitative?
Qualitative
Quantitative
23
•tells what happens and is based on repeated observations and/or experiments. But it does not tell you WHY it happens
a hypothesis
a song
a theory
A scientific law
24
A good experiment is
repeatable
performed only once
never retested
has more than one changed variable
25
is an explanation based on observations and assumptions that leads to a testable prediction
theory
law
a type of triangle
•hypothesis
