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AST 2037 Exam 1 – Review Questions and Answers with Verified Solutions
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AST 2037 Exam 1 – Review Questions and Answers with Verified Solutions
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AST 2037 Exam 1 – Review Questions andAnswers with Verified Solutions
A habitable world is defined to be one that - ANSWER has conditions suitable
for life
The modern view of our place in the universe suggests that life elsewhere may be
- ANSWER common
Beneath the surface or which moon of Jupiter is there the strongest evidence for
the existence of a subsurface ocean of liquid water? - ANSWER Europa
Using current spacecraft, how long would it take to reach the nearest stars? -
ANSWER hundreds of thousands of years
The molecular building blocks of life have been found - ANSWER on the Earth,
in interstellar clouds, and in meteorites
Which three branches of science are most important in our study of life in the
universe? - ANSWER astronomy, planetary science, and biology
The ancient view of an Earth-centered geocentric universe suggested that life
elsewhere should be - ANSWER rare
, The portrayal of nearly all aliens in movies and on TV as being humanoid is -
ANSWER probably unrealistic because the human form is most likely a result of
the particular conditions and events that occurred on the Earth
Biologists have found that life on Earth can - ANSWER survive over a wide
range of environmental conditions
If life exists on Mars today it will most likely be found - ANSWER beneath the
surface
If a scientific model generates a prediction that is not confirmed experimentally, -
ANSWER it must be initially revised and eventually abandoned if it continues to
be inconsistent with experiments
Stellar parallax is the apparent - ANSWER shift in position of nearby stars as
the Earth moves around the Sun
Kepler's First Law of planetary motion states that - ANSWER the orbits of
planets are ellipses
Johannes Kepler - ANSWER showed that the orbits of the planets were ellipses
and not circles
Even though the heliocentric model of Copernicus had many advantages over the
Ptolemaic model, it suffered from the assumption that the - ANSWER planets
moved in perfect circles about the Sun
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