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Scientific Method, Lab Safety, and Metric Measurements Flashcards | StudBud
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Scientific Method, Lab Safety, and Metric Measurements
Scientific Method, Lab Safety, and Metric Measurements
23 terms
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StudBud Administration
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biology scientific method
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Answers
1
At 1 pm, the number of people in the store is
5
22
15
2
2
When is it ok to use lab glassware to drink out of?
Never.
When you have washed the glassware out thoroughly.
If the teacher says you can.
If the glassware is brand new.
3
What is a hypothesis
An uneducated guess
Information gathered from an experiment
A testable statement
Questions you have about something
4
Observations are made using
Your five senses
smelling only
hearing only
sight only
5
An orderly process used to solve problems and investigate the world is
technology
scientific method
theory
prediction
6
The independent variable in an experiment is
the variable that changes because another variable changed
never changed
the variable that the experimenter changes in the experiment
the variable that remains the same
7
Another name for the dependent variable is
changed
responding
manipulated
constant
8
Horseplay is allowed in the lab, if there is no glassware being used.
True
False
9
DECA (da/dk) means
100
10
1/10
1/100
10
The basic unit of length in the metric is
gram
liter
meter
Celsius
11
1500 kg = ______ dag
150 dag
150,000 dag
15 dag
1.5 dag
12
To measure volume in the metric system you would use
Celsium
meter
gram
liter
13
The prefix kilo- means
100
1000
10
0.001
14
The prefix centi- means
1000
100
1/100 or 0.01
1/1000 or 0.001
15
After an experiment is completed and you've collected your data your next step is to
graph results
retest
draw a conclusion
create another hypothesis
16
When graphing data your IV goes on the _?_ and your DV goes on the _?_.
k-axis; j-axis
y-axis; x-axis
z-axis; y-axis
x-axis; y-axis
17
The metric system is based on units of
1000
100
10
1
18
What is the first step in completing in the scientific method?
write a conclusion
design an experiment
collect data in an organized chart
make an observation
19
The dependent variable is
remains the same
is always the same
the variable that is measured or observed
the variable the experimenter changes
20
Another name for the independent variable is
responding variable
constant variable
changed variable
manipulated variable
21
According to the bar graph, the least favorite food is
cheeseburger
pizza
pasta
22
The information that has been collected through a controlled experiment is called the
data
theory
conclusion
variables
23
Diagrams, tables, and graphs are used by scientists mainly to
predict the independent variable
organize data
test a hypothesis
design a procedure
