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Scientific Method
Scientific Method
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Steps in the scientific method and independent and dependent variables.
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1
A hypothesis is a ___________ about the outcome of the experiment?
Question
Observation
Prediction
2
What is the second step in the Scientific Method?
retest
create a hypothesis
perform an experiment
gather information
3
Find the IV: How will the height of a ramp effect the distance a toy car travels?
Height of ramp
Distance car travels
Toy Car
Type of car being use
4
What must you do before you make a hypothesis?
Gather information
Form a theory
Draw conclusions
Run an experiment
5
Place the following steps in sequence: A) Procedure B) Gather Information C) Conclusion
B, A, C
C, B, A
C, A, B
6
The "liquid is clear it must be vinegar " is an
Inference
Observation
7
True or False? The control is used for comparison.
False
True
8
Find the DV: How will the height of a ramp effect the distance a toy car travels?
Effect of Car on Track
Distance Toy Car Travels
Height of Ramp
Size of Toy Car
9
How many independent variables should you have in an experiment?
4
2
3
1
10
What are inferences
numbers/quantities
Conclusions based on your observations.
Descriptions of an object using your five senses
11
The independent variable is
the thing that is changed in the experiment
the things that stay the same in the experiment
the thing being measured in the experiment
12
Observations are made with
Only from things you can see
Only for things you can touch
Information you gathered from a book
Your 5 senses
13
The first step of the scientific method is to ask a:
Perform an experiment
To state a problem
Gather information
Create a hypothesis
14
What is the control?
The part of the experiment that is changed
The part of the experiment that is not changed
15
Identify the controls: How will the height of a ramp effect the distance a toy car travels?
Distance car travels
Height of ramp
Type of car being used
Type of surface car is on
16
The dependent variable is
the thing being measured in the experiment
the thing that is being changed in the experiment
the things that stay the same in the experiment
17
True or False: There will only be one controlled variable in an experiment
True
False
18
The beaker contains 250 ML of water is an
Inference
Observation
19
What step do you explain what you learned from the experiment?
Gather Information
Conclusion
Collect Data
Procedure
20
An "if, then, because" statement is how your write your
Conclusion
Experiment
Name
Hypothesis
