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20 questions
The summary at the end of an experiment is called the:
procedure
independent variable
I measure the time it takes to walk to school vs. riding my bike. What is the dependent variable?
The type of bike
The route I take
The variable that is measured or observed is called the:
independent variable
dependent variable
control
The independent variable is
The variable that you change in an investigation
The variable that you measure in an investigation
A variable that you keep the same in an investigation
The process of obtaining information by using the senses is called a/an
Conclusion
Observation
Inquiry
Scientific method
An explanation based on many repeated observations, but can be disproven.
conclusion
scientific law
theory
hypothesis
If I floss more, then I will have fewer cavities. What is the independent variable?
Number of cavities
Amount of flossing
Type of floss used
Amount of brushing
If I put on a higher factor sunscreen, then I will burn less. What is the dependent variable?
Severity of sunburn
Factor of sunscreen
Time spent in the sun
Weather conditions
Question: Does pipe material affect the temperature of flowing water?
Which variables need to be controlled (select all that apply)?
Temperature of water
Thickness of pipe
Pipe material
Diameter of pipe
A series of steps used by scientists to solve a problem or answer a question is known as the:
data collection
recipe
metric system
scientific method
An educated guess made prior to experimentation:
data
hypothesis
theory
fact
To test a hypothesis, a scientist designs a(n):
hypothesis
theory
model
experiment
The variable that a scientist purposely changes is called a(n):
answer
independent variable
dependent variable
hypothesis
Something that you keep the same in an experiment is called a(n):
variable
control
procedure
conclusion
When an observation involves numbers, it is called a:
qualitative observation
quantitative observation
controlled observation
When an observation does not include numbers (e.g. "The leaves got greener"), it is called a:
qualitative observation
quantitative observation
controlled observation
Graphs are made during the:
Analysis
Procedure
Hypothesis
Conclusion
A good example of a problem that requires the scientific method in order to solve is:
A COVID vaccine
Medication for diabetes
A recipe for baby formula
All of these
When designing an experiment, the most important part is:
Variables and Controls
Getting the hypothesis to be right
How important the problem is
The number of other people working on the same problem
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