7th-8th Grade Science Chapter 2 Test, Part 2: Question Preview (ID: 26711)


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To an observer on Earth, another planet may seem to go backward in its orbit because the earth is traveling faster in its orbit than the other planet.
a) True. b) False. c) d)
Two major objections to the geocentric theory are its inaccuracy and its complexity.
a) True b) False c) d)
Meteors are observed more often on the leading side of the earth in its orbit.
a) True b) False c) d)
An astronomer's observations and the theories he suggests depend on his vantage point in the universe.
a) True b) False c) d)
The English mathematician and scientist who formulated the law of universal gravitation was
a) Huygens. b) Newton. c) Galileo. d) Cavendish.
The force that holds planets in their orbits is called
a) gravity. b) rotation. c) revolution. d) parallax.
The first person to use a telescope for astronomy was
a) Newton. b) Copernicus. c) Galileo. d) Kepler.
Which of the following is not an evidence of the earth's rotation?
a) the behavior of a Foucault pendulum b) the parallax of the stars c) the earth's bulging equator d) diagonal wind patterns
The earth's movement around the sun is called its
a) revolution b) rotation c) precession. d) retrograde.
When it is summer in the Northern Hemisphere, it is winter in the Southern Hemisphere.
a) True. b) False. c) d)
During the Northern Hemisphere's winter, the North Pole is tilted toward the sun.
a) True. b) False. c) d)
Tycho Brahe's astronomical observations were relatively inaccurate.
a) True. b) False. c) d)
Kepler believed that the primary goal of science is to lead men to God.
a) True. b) False. c) d)
With everything else being the same, if the earth were not spinning on its axis, its wind patterns would be more complex.
a) True. b) False. c) d)
If more massive heavenly bodies orbited less massive bodies, this would contradict the law of gravity.
a) True. b) False. c) d)
The more massive a body is, the greater the gravitational attraction it has for another body.
a) True. b) False. c) d)
a day on which the apparent movement of the sun reaches its northern-most or southern-most limit
a) equinox b) ecliptic c) parallax d) inertia
the line defined by an object's rotation
a) Tropic of Capricorn b) Tropic of Caner c) axis d) inclination
the crystal sphere on which a planet travels in the Ptolemaic system
a) epicycle b) solar system c) model d) deferent
the sun and all other heavenly bodies that revolve around it
a) solar system b) heliocentric theory c) geocentric theory d) elliptical orbits
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