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Scientific Method
Scientific Method
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Basic scientific method for Biology
Flashcards
20 cards
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Practice quiz
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Host live
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Questions
20
Answers
1
The dependent variable is the.....
Stays the same
Changed by the scientist
Results
Is known before the experiment
2
Which scenario would be the most credible and accurate?
Controlling variables and doing 100 trials
Not controlling variables and doing 100 trials
Not controlling variables and doing one trial.
Controlling all variables and doing one trial
3
What is the first thing you do if you are in the lab and you spill chemicals on your hands?
Tell the instructor
Pull the chemical shower
Scream
Get the fire extinguisher
4
What do you need to begin the scientific method?
Tools
A problem/question
Hands
A degree
5
Roosevelt football team wants to know if protein shakes make you stronger. What's the DV here?
Shakes
The age of players
Player Strength
The coach
6
This is the type of graph that requires a key (legend):
All graphs require a key (legend)
A bar graph
A multi-line or multi-bar graph
A line graph
7
"The effect of the amount of light on plant growth." This would be a good....
Independent variable
Title for a graph
Hypothesis
Dependent variable
8
What is an independent variable?
When you hold something constant
The outcome
The variable being tested and changed
The variable measured
9
This is where you state whether your hypothesis was correct, your errors, and what you do next.
Conclusion
Procedure
Problem
Graph
10
If an experiment cannot be repeated by other people or scientists then it is...
Perfect
Not reliable
Reliable
a good experiment
11
Who can conduct scientific experiments?
Only professional scientists
Only people who have a lab
Anyone following the scientific method
Only people with a degree
12
John tests whether he is the fastest cyclist in school. Why would you not trust his results?
He is not a scientist
He controlled too much
He hates skateboards
He is biased
13
How is a control variable different from a dependent variable?
Control variables are the same as dependent variables.
Control Variables remain constant.
Control variables are the outcome.
Control variables are what the scientist is testing.
14
All of these must be part of every graph you create EXCEPT
Equal intervals
Labeled axis with units
Colors
A title
15
What is the difference between the experimental group and the control group?
The experimental group get the IV done on them
The experimental group gets results
The experimental group is larger
The experimental group is independent
16
A control group helps an experiment because it gives the scientist...
More participants
A group to compare experimental results to
None of the above
More work
17
The purpose of a procedure is to....
Make you do more writing
Make sure that the participants know exactly what's happenin
Keep other people from copying
Show others the steps you took to do the experiment.
18
Select the correctly written hypothesis
If you treat dogs well, then they will be friendly.
Dogs are friendly
What happens if you train dogs?
If you train dogs more, they might be better.
19
A good hypothesis must
All the above
Make a prediction
Be based in logical observations
Be testable
20
You test the effect of light on plant growth. What is the IV here?
The type of plant
The amount of Soil
Amount of Light
Plant growth
