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WorksheetsLab Safety and Scientific Method
Total questions: 23
Worksheet time: 12mins
What is the first and second step of the scientific method?
Hypothesis & Observation
Background Research & Hypothesis
Observation & Background Research
Hypothesis & Experimentation
What is the third and fourth step to the Scientific Method?
Hypothesis & Experimentation
Conclusion & Experimentation
Data Analysis & Conclusion
Hypothesis & Data Analysis
Select the lab safety rules that are being broken
No eating & drinking in the lab
Alway keep aisles clear
Anytime a chemical, heat, or glassware are used lab safety goggles are required.
Dress properly
When you draw a conclusion you should always accept or reject what?
analysis
question
hypothesis
data
I opened the cabinet and a smell hit me like a ton of bricks. An entire loaf of bread was molded. I wonder if bread molds faster in the direct sunlight or in darkness.
Which is a correct hypothesis statement?
Bread molds faster in the sunlight
If I put bread in the sun then it will mold faster.
Bread molds either way
None of the above
Who is responsible for lab safety?
the principal
everyone
only the students
only the teacher
Information or observations collected during an experiment are called
problem
hypothesis
Data/Results
Conclusion
The variable that is kept the same through the experiment is called a(n)
controlled variable
hypothesis
independent variable
dependent variable
The variable that is measured in an experiment is known as which of the following
experimental variable
controlled variable
independent variable
dependent variable
If I floss more then I will have fewer cavities. What is the independent variable?
Number of cavities
amount of flossing
type of floss
If I put on stronger sunscreen then I will burn less. What is the dependent variable?
Severity of the sunburn
Strength of sunscreen
Time spent in the sunlight
Broken glass should be placed in the trash can
True
False
