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Scientific Inquiry (SC.8.N.1.1) Flashcards | StudBud
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Scientific Inquiry (SC.8.N.1.1)
Scientific Inquiry (SC.8.N.1.1)
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Review nature of science standards
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1
Which statement about scientific investigations is true?
They include multiple trials
They rarely involve the collection of data
They follow the exact same steps
The focus is rarely comparing or describing the world
2
Scientists try to develop an explanation for what they see happening. What must be true of any explanation?
Must be supported by evidence
Must have practical value
Can never be changed
Must be based on information from other scientists
3
Control groups are used in scientific experiments because they
are easily identified
are cheap and relatively easy to maintain
prevent data from being contaminated
provide a standard for comparison
4
If 2 groups do not obtain the same results, what should they do?
conduct a different experiment
ignore the second set of results
change the results
repeat the experiment and compare the results
5
Which one is NOT a method used by scientists?
note taking
research
controlled experiments
observations
6
A microbiologist wrote "some mold growth was seen ...". This is an example of a
hypothesis
conclusion
observation
prediction
7
Randy places metal in 3 different beakers of acids and one beaker of water. What is the water?
It is the control and serves as the basis of comparison.
It adds a test variable to the experiment.
It includes more data to include in a report.
It ensures the hypothesis is correct.
8
Which one is NOT an example of collaboration among scientists?
replicate each other's work
share ideas and findings
develop new procedures for problem solving
argue and fail to generate ideas
9
Which way should Dana set up her experiment?
test the variables one at a time
test one variable during each trial
test the variables at the same time
test the variables all at once
10
The results of an experiment would be considered valid if ...
all members of the team came to the same conclusion
the experiment had more than one variable
the experiment was repeated with the same results
the experiment had no control
11
Why is a ball and stick model of a water molecule better than a drawing?
shows the correct colors
shows shape in 3 dimensions
shows the motion of the atom's particles
shows the size to scale
12
Jenny forgot to write down what chemicals she used. How will this affect her results?
Her results will be unreliable.
Her results will be valid only if her results match others.
Her teacher will still value her results.
Her results will be replicable.
13
How is technology helpful to astronomers?
can observe things that they can not see with eyes
permits them to share results with others
makes it easier to develop new experiments
helps them discard inaccurate data
14
"How does the amount of water affect plant growth?" What is the test variable?
type of bean plant
amount of water
plant growth
type of soil
15
Kevin wants to find out if turning a compost pile twice a day instead of once works better.
Kevin needs 2 compost piles.
Kevin needs 14 compost piles.
Kevin needs 7 compost piles.
Kevin needs 3 compost piles.
16
Anna gives her experiment notes to Alberto who gets the exact same results. What is this called?
Replication
Plagiarism
Repetition
Consistency
17
Why is astrology considered pseudoscience?
Astrology offers proof of its claims
Astrology does not use telescopes
Astrology is not supported by evidence
Astrology is based on studying distant objects
18
Which is not part of the scientific process?
validation of work through repeated trials
allowing other scientists to review work
making unsubstantiated claims
peer review of scientific work in journals
19
What is the difference between independent and dependent variables?
Dependent is in the first column of the table, independent is in the second
Dependent you control, independet changes as a result
Independent is a number, dependent is not
Independent you control, dependent changes as a result
20
What is the best method a biologist could you to study migratory shark behavior?
Create a prediction using the data of others
Develop a theory for the behavior
Design a controlled experiment
Collect data through observations in the wild
21
Jo is testing nesting locations using bird feeders. Which one would improve her investigation?
make the feeders larger
put the same kind of food in the bird feeders
put more food in the bird feeders
put the feeders close together
22
Carol is doing a science experiment on plants. Which one is important for replication?
the type of plant used
the school she attends
the color of the pots
the type of measuring cup used
23
Which of the following is an example of repetition?
Take the mass of 5 separate rocks
Pour 50 mL of water down 4 inclined surfaces
Roll a marble down a ramp from 3 different heights
Conduct 4 trials of counting bubbles released from plants
24
"If plants are watered more will they grow more leaves?" What is the outcome variable?
amount of light
amount of water
number of leaves
type of plant
