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Scientific Method and Engineering Design Flashcards | StudBud
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Scientific Method and Engineering Design
Scientific Method and Engineering Design
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A #scientific method #quiz #grade4
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1
Human body temperature in degrees Celsius?
86
100
37
98.6
2
An educated guess about the outcome of an experiment.
question
hypothesis
conclusion
problem
3
What is the correct reading on this meniscus?
3 mL
2.51 mL
None of these are correct
2.65mL
4
The things we keep the same in an experiment
controlled variable
independent variable
dependent variable
5
The hypothesis of an experiment is BEST written in what type of statement?
The problem of the experiment is...
If, then...
Write it how you think sounds best.
I think such and such will happen
6
What is one way to make sure an experiment is free from bias?
Run a single-blind experiment
Make sure there is only a small amount of data
Run a double-blind experiment
Call your mom and ask her!
7
In degrees Celsius, what is the boiling temperature of water?
212
28
100
0
8
The data or results we are measuring in the experiment
independent variable
controlled variable
dependent variable
9
What is a theory?
The same thing as a hypothesis
An explanation based heavily on data
The same thing as a law
A guess as to what is happening
10
When doing an experiment, you must first create a.....
solution
hypothesis
youtube
graph
11
Which of the following would be considered an engineering design constraint?
the project's budget
both budget and materials
the materials
the problem
12
The base unit of mass in the metric system.
meters
milliliters
grams
kilograms
13
which of the following is the means of comparison in an experiment?
control
independent variable
dependent variable
14
After a prototype is built, what is the next step?
Redesign the prototype
Eat the prototype
Sell it!
Test the prototype
15
The working model of the project.
The data
The hypothesis
None of the above
The prototype
16
If testing an experiment, you would use which of the following?
You would use both
Engineering Design Process
Kermit the Frog
Scientific Method
17
A track that is 400 m long is also:
.4Hm
.04km
40,000cm
4000mm
18
The thing in an experiment that is changed
control
dependent variable
independent variable
question
19
Line graphs are best used when the data shows:
percentages of a whole
comparison of data or statistics
correlation between two numbers
change over time
20
The scientist added 7 drops of water and the plant grew 2 cm. Which step is this?
research
conclusion
analysis/data
experiment
21
An experiment with a control also drives down bias because:
it always changes with the independent variable
it adds a constant variable
it provides some fun and bias is not fun
it provides a comparison for the testing variable
22
This picture shows:
A discus
A meniscus
A flask with water in it
A beaker with water in it
23
At the end of an experiment, a scientist should write a:
question
communication
hypothesis
conclusion
24
What is the last step of the scientific method?
communicate results
gather data
ask a question
draw a picture
25
If a scientist mixed 40% water, 20% salt, 25% vinegar, which type of graph would work best?
Circle
Line
Scatterplot
Bar
