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- 1. Multiple Choice
7.2D
What conclusions can you draw from this graph?
The deer population went down over time.
The deer population went up over time.
The dear population went up quickly, then down, but then stayed the same.
There are less dear because of hunters
- 2. Multiple Choice
7.2D
The dependent variable in this experiment is
Number of Bacteria
Time of Incubation
Culture Number
Type of Bacteria
- 3. Multiple Choice
7.2D
Terrell hiked 10 miles on Sunday, 8 miles on Monday, 9 miles on Tuesday, 8 miles on Wednesday, 6 miles on Thursday, and 6 miles on Friday. Terrell is crazy, but which line graph correctly shows the data?
Graph A
Graph B
- 4. Multiple Choice
7.2D
On which axis is the independent variable found?
Z- axis
W-axis
Y-axis
X-axis
- 5. Multiple Choice
7.2D
What can you infer about the temperature for E.coli bacterial growth?
E. coli does not grow well at low and high temperatures
E coli will continue to grow at very high temperatures.
E.coli grows best at very low temperatures
E.coli grows best at very high temperatures.
- 6. Multiple Choice
7.2B
What could be a control variable in this experiment: Will a plant grow higher with more light?
Amount of light
Plant height
Type of soil
- 7. Multiple Choice
7.2B
What is the independent variable in this experiment: Will a plant grow higher with more light?
Amount of light
Plant height
Type of soil
- 8. Multiple Choice
7.2B
Does the amount of homework I complete have an effect on my science test scores? What is the dependent variable in this question?
what class the homework is for
how much homework I do
my test scores
- 9. Fill in the Blank
72B
The scientist uses the ___________ variable to count.
- 10. Fill in the Blank
7.2B
The scientist purposely changes the ___________ variable
- 11. Multiple Choice
7.2B
Your hypothesis can never be wrong.
True
False
- 12. Multiple Choice
7.2B
This is the group that is affected by the independent variable or the group that is changed.
Control Group
Experimental Group
Changed Group
Cool Group
- 13. Multiple Choice
7.2B
This is the group that we will compare our experimental group to. This group stays "normal."
Control Group
Experimental Group
Normal Group
Weird Group
- 14. Multiple Choice
7.2B
Which is NOT a step in the scientific method?
Make observation
Form a theory
Collect data
Form a hypothesis
- 15. Multiple Choice
7.2B
The summary at the end of an experiment that explains the results.
conclusion
procedures
materials
responding variable
- 16. Multiple Choice
7.2A
What is an observation?
an opinion
fact
what you decide
conclusion
- 17. Multiple Choice
7.2A
Which observation is quantitative?
It is 5 cm long
It is smooth
It looks red
It is dry
- 18. Multiple Choice
7.2A
Which of the following statements is an inference about the picture
The vase is broken
The girls' bow is blue and purple
The girl broke the vase
The girl has blonde hair.
- 19. Multiple Choice
7.2A
Observations, like the color or texture of an object, are ________________ observations.
quantitative
qualitative
operational
scientific
- 20. Multiple Choice
7.2A
The liquid in the test tube is 90 degrees Fahrenheit.
Quantitative Observation
Qualitative Observation
Inference
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