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Grade 8 Scientific Method/Experimental Design Flashcards | StudBud
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Grade 8 Scientific Method/Experimental Design
Grade 8 Scientific Method/Experimental Design
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1
This is an educated guess at the answer to your questions and may be an "if, then" statement.
Conclusion
Data
Hypothesis
Results
2
Beth looks up all of the trees in the US that loose their leaves in the fall. An example of
Conclusion
Data
Research
3
This is what the scientist keeps the same throughout the experiment.
Graph
Variable
Constant
Control
4
Stage of the scientific method where you state whether or not the data supports your hypothesis
Research
Conclusion
Question/Problem
Hypothesis
5
How many centimeters are in 11meters?
0.11 cm
1,100 cm
1,100,000 cm
110 cm
6
This is the variable that changes because of the other variable. It is what is being measured.
Control
Independent Variable
Constant
Dependent Variable
7
This is a measurement of the amount of mass in an object and its base unit.
Volume - Liter
Volume - Gram
Mass - Gram
Mass - Liter
8
If kids take vitamins then they will not get as many colds. Which would be the control group?
number of colds
number of vitamins eaten
kids that take a vitamin every day
kids that get no vitamins
9
When testing if plants grow taller when given more fertilizer what should be constant?
height of plant at end
BOTH height at beginning and amount of soil
Height of plant at begining
Amount of soil
10
What is the tool for measuring volume of a liquid?
metric ruler
graduated cylinder
water displacement method
11
Which of the following is NOT paired correctly with its basic unit?
mass - gram
volume - meter
length - meter
12
What the measurement of the amount of space an object takes up?
temperature
mass
length
volume
13
This variable is the one that the scientist changes on purpose.
Control
Dependent
Independent
Constant
14
Observation or Inference? The caterpillar did not eat the moth because it does not eat meat.
Observation
Inference
15
How many DekaLiters are in 5.6 milliLiters
0.056 DL
5.6 DL
5,600 DL
0.00056 DL
16
If kids take vitamins then they will not get as many colds. What is the independent variable?
kids that get no vitamins
number of vitamins eaten
kids that take a vitamin every day
number of colds
17
This is an educated guess, or a testable possible answer to your research question.
Conclusion
Analysis
Hypothesis
Data
18
Observation or Inference? I can jump high in tennis shoes because they have rubber soles.
Inference
Observation
19
When you plan an experiment, a constant is
a data table
something you keep the same in every group
something you allow to change
a testable hypothesis
20
The group that gets some amount of the independent variable. There can be more than one.
Constant Group
Control Group
Experimental Group
21
If carrots are eaten daily, then there will be an improvement in vision. What is the DV?
amount of carrots eaten
improvement in vision
dependent variable
what you are comparing
22
What is the basic unit for measuring length?
gram
degree
liter
meter
23
If carrots are eaten daily, then there will be an improvement in vision. What is the IV?
improvement in vision
amount of carrots eaten
dependent variable
what you are comparing
24
Someone who makes observations and asks questions about the natural world is a(n)
teacher
model
engineer
scientist
25
This is used for comparison in an experiment and does not get the independent variable.
Experimental Group
Independent Variable
Control Group
Constant
26
Observation or Inference? When the power is turned on, the game lights up and plays a song.
Inference
Observation
27
Observation or Inference? The sun rose at 6:54 this morning.
Inference
Observation
28
A procedure you carry out to test a hypothesis is a/an
inquiry
classification
conclusion
experiment
29
A decision you make based on information you gathered from an experiment is a
Conclusion
Evidence
Hypothesis
Investigation
