AnswersPA-Chemistry CRScientific Methods

Scientific Knowledge Answers

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1
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Which is a common characteristic of both science and pseudoscience?

A
experimentation
B
the collection of information
C
beliefs
D
data
2
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Which describes a scientist being creative?

A
Joshua takes detailed notes about the experiment he is conducting.
B
Elyse reads the references of a study before believing it.
C
Sara tries turning a test tube upside down to collect a gas.
D
Levi asks if redwoods would grow even taller if they had more phosphorus.
3

Which refers to information gathered by the systematic study of nature?

A
prediction
B
communication of facts
C
scientific knowledge
D
hypothesis
4

is a process that involves the collection of information and ideas supported by belief or opinion.

Answer not available
5

The word “cumulative” means that something builds on itself. Which example best shows how scientific knowledge is cumulative?

A
Watson and Crick worked together to come up with the model of DNA.
B
Kepler based his laws of planetary motions off of Newton’s law of gravity.
C
Hardy and Weinberg independently came up with a population equation.
D
Darwin and his grandfather both worked on the ideas of survivability.
6

Justin notices a particular type of caterpillar feeds only on cottonwood trees in his neighborhood.In which way has Justin increased his scientific knowledge?

A
He has made observations about the natural world.
B
He has used technology.
C
He has performed a practical experiment.
D
He has performed an unethical experiment.
9

A student takes notes in class as shown below.A. Uses an objective process Is updated constantlyB. Is not objective Does not use a process Resists new information

A
A: “Science”; B: “Pseudoscience”
B
A: “Pseudoscience”; B: “Science”
C
A: “Characteristics of Science”; B: “Limitations of Science”
D
A: “Limitations of Science”; B: “Characteristics of Science”
10

Jamie is not sure a new medication will work because it has not had a large test group. Is Jamie being creative?

A
No, he is using prior knowledge to solve problems.
B
No, he is being skeptical.
C
Yes, he is using prior knowledge to solve problems.
D
Yes, he is being creative.

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Scientific Knowledge Answers — PA-Chemistry CR