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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
important to humans
B
undetectable
C
observable
D
unstable
3) A scientific explanation for a natural occurrence is called
A
a hypothesis
B
detection
C
guesswork
D
an observation
4) Scientists always prove or disprove their explanation by
A
using teir imaginations
B
mathematical formulas
C
lab experiments
D
gathering evidence
5) Science is uncertain and changeable because
A
scientific tools are often unreliable
B
new evidence leads to altered hypotheses
C
competition among scientists is fierce
D
the education of scientists is always improving
6) All of the following are subjects for scientific study except
A
the behavior of fish
B
the size of the universe
C
the pollution of water
D
the right to die
7) Different scientists may obtain different results when studying the same subject because
A
they do not cooperate
B
observations always differ
C
they use different techniques
D
they delibrately lie
8) All of the following tools enhance a scientist's senses except
A
a telescope
B
a microscope
C
a stethoscope
D
a Geiger counter
9) To be considered valid, the results of a scientific experiment must be
A
simple & elegant
B
repeatable
C
written up in detail
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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