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Scientific Method Flashcards | StudBud
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Scientific Method
Scientific Method
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#SciMethodReview
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1
One purpose of a model is to
Prove theories
Explain ideas you already know about
Take real, accurate measurements
Represent things that are too small to see
2
A scientist who applies technology to the solution of problems relating to living things is a
biologist
cartographer
bioengineer
zoologist
3
What is the advantage of the International System of Units (SI)
America developed it a long time ago
it is based on the foot and the pound
It's easy to change from one unit to another
It is never used by scientists
4
This measures weight
stopwatch
spring scale
balance
thermometer
5
In a controlled experiment, the piece that the experimenter is changing is called the
dependent variable
control group
independent variable
6
This measures volume
thermometer
balance
graduated cylinder
stopwatch
7
If a theory correctly predicts the results of many different experiments, it could become a
hypothesis
model
variable
law
8
The amount of matter that makes up an object is called
area
length
mass
volume
9
What is the purpose of using scientific methods?
to follow steps in order
to do cool experiments
to make careful observations
to answer questions
10
Pieces of information acquired through observation or experimentation is called
hypothesis
data
research
observation
11
In a controlled experiment, the group that is being used for comparison is the
independent variable
dependent variable
control group
12
True or False: the prefix "bio" means "living"
True
False
13
The first step of the engineering design process is
improving the design
making a prototype
identifying and researching a need
experimentation
14
Making measurements with tools such as thermometers is a kind of
observation
conclusion
hypothesis
prediction
15
Something that helps you complete a task is called a(n)
measurement
model
tool
observation
16
An explanation for a range of hypotheses and observations supported by testing is called a
Mathematical model
Hypothesis
Scientific law
Theory
17
A statement made in an if/then format is called a
conclusion
question
hypothesis/prediction
variable
18
In a controlled experiment, the thing that changes because of the independent variable is the
dependent variable
independent variable
control group
19
After a scientists forms a hypothesis, the next step is to
Draw conclusions
Test the hypothesis
Share it with other scientists
Analyze the results
20
A method of obtaining information by using the senses is called
experimentation
hypothesis
questioning
observation
21
What is the basic SI for length?
liter
foot
meter
gram
22
Which of the following is an example of assistive bioengineering
heart transplant
crutches
hip replacement
lasik eye surgery