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Scientific Method/Lab Safety Flashcards | StudBud
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Scientific Method/Lab Safety
Scientific Method/Lab Safety
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Questions
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Answers
1
What is an example of quantitative data?
large
red
5 feet
rectangle
2
Horseplay is not allowed in the classroom but is always allowed in the lab
False
True
3
Glasses and contact lenses are appropriate eyewear in the lab.
True
False
4
Know locations of the eye wash station, shower and extinguishers
True
False
5
What is an experiment?
none of these
A series of steps with a set order of use
A set series of steps used by scientists only
investigation that test the hypothesis
6
In the lab, what is appropriate dress for the day?
closed-toe shoes, long hair, dangling jewelry
sandals, full sleeves, and hair pulled back
long pants, sandals, long hair
long pants, closed-toe shoes, hair pulled back, no dangling jewelry
7
The last step in the scientific method is ________________.
Make an Observation
Experiment
Draw conclusions, communicate and repeat Experiment
Analyze Data
8
The first step of the scientific method
state the problem
dependent variable
conclusion
research
9
You should always work independently in the lab
False
True
10
If a lab is not completed in class time
Pour everything down the sink
Sneak in after hours
Tell your instructor and make arrangements to finish
Finish lab on lunch break
11
Which is not appropriate lab safety
wearing lab coat
wearing goggles over eyes
reading all directions
tasting the lab materials
12
If a laboratory fire erupts in your classroom, immediately
throw water on the fire
notify your instructor
run for the fire extinguisher
open the windows
13
A control group of an experiment is
the variable that is not changed
the test group
results in the changes from the independent variable
an educated guess
14
a potential explanation for a question that can be tested
law
observation
hypothesis
theory
15
Personal eyeglasses provide as much protection as
a face shield
none of the above
safety glasses
splashproof goggles
16
What is qualitative data?
5 + 5 = 10
measurements
numbers obtained by counting
descriptions that cannot be counted
17
When you finish working with chemicals
wash your hands immediately with water
apply hand lotion
wipe your hands on a towel
wash your hands thoroughly with soap and water
18
Why is important to record all of the data during an experiment?
provides a log for others to follow
information to refer back to, and helps you receive a passing grade
gives you information to refer back to, and enables you to repeat it
good practice, allows you to track your experiment
19
What is the Scientific method?
the standard against which results are compared.
common steps used by scientists to gather information and answer questions
information gained from making observations
a factor that does not change
20
Lab Safety is:
sometimes important
boring and not necessary
preventing injury, hurt or loss
not important
