Scientific Method—Midterm Review

Quiz by Jonathan Skidmore

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10 questions
• Q1
What is the definition of a dependent variable?
None of the these
The variable that is being changed by the scientist
The variable that is being measured
A characteristic that remains the same between both the experimental and control group
30s
• Q2
If a glass thermometer reads 99 degrees Celsius in boiling water, and a digital thermometer reads 98.2 degrees Celsius, which of the following statements is true?
The glass thermometer is more precise than the digital thermometer
The digital thermometer is more accurate than the glass thermometer
The digital thermometer is more precise than the glass thermometer
Both thermometers are equally precise
30s
• Q3
Which of the following is caused by human interactions with the Earth’s system?
Mountain formatinon
Subduction zones
Volcanic arcs
Air pollution
30s
• Q4
What is the study of the atmosphere and the processes that produce weather and climate?
Astronomy
Geology
Oceanography
Meteorology
30s
• Q5
A scientific idea that is well tested and widely accepted by the scientific community is called a scientific ________________.
Hypothesis
Inquiry
Method
Theory
30s
• Q6
What is the independent variable?
The variable being measured by the scientist
The variable being changed by the scientist
The variable that stays the same throughout an experiment
The variable that has no effect on the experimental group
30s
• Q7
A scientist wants to study the effect of caffiene on student grades. The experimental group is given coffee and the control group is given water. Both groups are given their drink at 8AM every day for a week. The same time every day is an example of a _____________.
Dependent variable
Constant
Independent variable
Control
30s
• Q8
This is the group in an experiment that the scientist refers to as the ‘normal group’ with nothing changing.
Control group
Experimental group
Constant group
30s
• Q9
A thermometer reads 100 degrees Celsius in boiling water. The scientist measures individual times and gets the same result each time. Is this thermometer accurate, precise, or both?
Both
Only accurate
Only precise
30s
• Q10
This is an educated guess
A law
A theory
A hypothesis
An inquiry
30s

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