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Ch. 2 Methods Of Science
Test Description: Multiple choice
Instructions: Answer all questions to get your test result.
1) Science can best be described as
A
a difficult process
B
based on absolute facts
C
an information gathering process
D
a kind of logic
2) A scientist begins working by trying to explain a natural occurrence that is
A
undetectable
B
important to humans
C
observable
D
unstable
3) A scientific explanation for a natural occurrence is called
A
guesswork
B
a hypothesis
C
an observation
D
detection
4) Scientists always prove or disprove their explanation by
A
gathering evidence
B
lab experiments
C
using teir imaginations
D
mathematical formulas
5) Science is uncertain and changeable because
A
the education of scientists is always improving
B
competition among scientists is fierce
C
new evidence leads to altered hypotheses
D
scientific tools are often unreliable
6) All of the following are subjects for scientific study except
A
the right to die
B
the behavior of fish
C
the size of the universe
D
the pollution of water
7) Different scientists may obtain different results when studying the same subject because
A
observations always differ
B
they do not cooperate
C
they delibrately lie
D
they use different techniques
8) All of the following tools enhance a scientist's senses except
A
a stethoscope
B
a telescope
C
a Geiger counter
D
a microscope
9) To be considered valid, the results of a scientific experiment must be
A
written up in detail
B
simple & elegant
C
repeatable
D
mathematically verified
10) Before an experiment, a scientist needs to review
A
public opinion polls
B
all possible predictions for other experiments
C
consumer trends
D
results of other experiments related to the subject
*select an answer for all questions
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