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Scientific Method
Scientific Method
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Basic scientific method for Biology
Flashcards
18 cards
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Practice quiz
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Questions
18
Answers
1
If an experiment cannot be repeated by other people or scientists then it's
a good experiment
Perfect
Not reliable
Reliable
2
How is a control variable different than the dependent variable?
Control variables are the same as dependent variables.
Control variables are what the scientist is testing.
Control Variables remain constant.
Control variables are the outcome.
3
True or False: Only people with degrees in science can conduct experiments.
False
True
4
The effect of the amount of light on plant growth. This would be a good....
Dependent variable
Hypothesis
Independent variable
Title for a graph
5
John tests whether his rap skills are the best in school. Why would you not trust his results?
He controlled too much
He is biased
He hates country music
He is not a scientist
6
The dependent variable is the.....
Stays the same
Changed by the scientist
Results
Is known before the experiment
7
The effect of amount of light on plant growth. What is the independent variable?
Plant growth
Amount of Light
The amount of Soil
The type of plant
8
What is the first thing you do if you are in the lab and you spill chemicals on your hands?
Pull the chemical shower
Scream
Tell the instructor
Get the fire extinguisher
9
A control group helps an experiment because it give the scientist
More work
More participants
None of the above
A group to compare experimental results to
10
A good hypothesis must
Be based in logical observations
Be testable
All the above
Make a prediction
11
What is the difference between the experimental group and the control group
The experimental group get the IV done on them
The experimental group is larger
The experimental group gets results
The experimental group is independent
12
What do you need in order to begin the scientific method?
A degree
A problem/question
Tools
Hands
13
Select the correctly written hypothesis
If you treat dogs well they will be friendly.
What happens if you train dogs?
Dogs are friendly
If you train dogs more they might be better.
14
The purpose of a procedure is to....
Show others the steps you took to do the experiment.
Make sure that the participants know exactly what's happenin
Make you do more writing
Keep other people from copying
15
Smithers thinks protein shakes makes workers stronger. What's the dependent variable here?
The age of workers
The task
Shakes
Worker Strength
16
What is the independent variable
When you hold something constant
The variable being tested and changed
The variable measured
The outcome
17
This is when you state whether your hypothesis was correct, your errors, and what you do next.
Conclusion
Problem
Graph
Procedure
18
Which scenario would be the most credible and accurate?
Not controlling variables and doing one trial.
Controlling variables and doing 100 trials
Not controlling variables and doing 100 trials
Controlling all variables and doing one trial
