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Solar System Test Review 2
Test Description: Test review 2 on solar system
Instructions: Answer all questions to get your test result.
1) What is the Oort cloud?
A
the trail of gas and dust that streams outward from a comet
B
the region of the solar system that contains most of its asteroids
C
a spherical region of comets that surrounds the solar system
D
the cloud of gas and dust that forms a fuzzy outer layer around a comet
2) What is a meteorite?
A
a streak of light in the sky produced when a meteoroid enters Earth's atmosphere
B
a loose collection of ice, dust, and rocky particles with a long elliptical orbit
C
a meteoroid that passes through the atmosphere and hits Earth's surface
D
one of the rocky objects that orbit the sun but are too small to be considered a planet
3) Copernicus thought that the solar system was
A
an ellipse
B
a constellation
C
geocentric
D
heliocentric
4) The part of the sun where nuclear fusion occurs is the
A
corona
B
core
C
chromosphere
D
photosphere
5) Neptune is a(n)
A
inner planet
B
outer planet
C
dwarf planet
D
terrestrial planet
6) The region between Mars and Jupiter where many rocky objects are found is the
A
Kuiper Belt
B
asteroid belt
C
convection zone
D
Oort cloud
7) What do all of the inner planets have in common?
A
They have the same period of revolution
B
They have the same diameter
C
They are small and have rocky surfaces
D
They have the same period of rotation
8) Venus and Earth are much alike in terms of
A
their size and density
B
their direction of rotation
C
their rates of rotation
D
their atmospheres
9) Earth is unique among the planets because of
A
its large size
B
the direction in which it rotates
C
its oceans
D
its rocky surface
10) Uranus is different from most other planets because it
A
has the most moons
B
is mostly nitrogen and helium
C
it is the farthest from the sun
D
rotates on its side
*select an answer for all questions
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