Astronomy 1 Question Preview (ID: 6908)
Astronomy 1 Test Review.
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The theory that the Earth was the center of the solar system is known as the
a) heliocentric theory
b) big bang theory
c) oscillating theory
d) geocentric theory
Which object in the solar system burns up in a planet's atmosphere?
a) meteor
b) meteoroid
c) meteorite
d) asteroid
Which object in the solar system is a large mass of frozen ice and rock that may originate in the Oort Cloud?
a) star
b) asteroid
c) meteor
d) comet
The Heliocentric model of the solar system was proposed by
a) Ptolemy
b) Hipparchus
c) Copernicus
d) Kepler
Which statement describes Pluto?
a) The farthest, coldest planet that is a bluish color.
b) A dwarf planet that takes 248 Earth years to orbit the Sun and has three moons.
c) The smallest, closest planet to the Sun that does not have an atmosphere.
d) The hottest planet that is often referred to as the Earth's evil twin.
Which statement describes Jupiter?
a) The least dense planet, has an impressive ring system, and has a revolution of 29.5 Earth years.
b) A planet with a thin atmosphere made mostly of carbon dioxide, and its color looks red.
c) A planet with only one moon whose surface is 70% water, and has human life.
d) The largest planet, has a 10 hour day, and has a storm named the Great Red Spot.
Which statement describes Uranus?
a) The smallest planet with lots of craters and no atmosphere.
b) A large planet tipped on its side that is a blue-green color due to methane in its atmosphere.
c) A dwarf planet that orbits the Sun in 248 Earth years, and has three known moons.
d) The hottest planet whose rotation is longer than its revolution and rains sulfric acid
Which planet is an inner planet?
a) Saturn
b) Uranus
c) Mercury
d) Neptune
Which planet is an outer planet?
a) Mars
b) Jupiter
c) Earth
d) Venus
What happens to the gravitational pull of the Sun as planets are farther away?
a) Gravitational pull becomes smaller.
b) Gravitational pull disappears.
c) Gravitational pull does not change.
d) Gravitational pull becomes larger.
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