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The Universe
Test Description: Practice Questions
Instructions: Answer all questions to get your test result.
1) A Very High Mass star's life ends in
A
a white dwarf
B
a planetary nebula
C
a neutron star
D
a black hole
2) A LowMass star's life ends in
A
a black hole
B
a white dwarf
C
a neutron star
D
a planetary nebula
3) A star typically spends 90% of its life as a
A
a giant/supergiant star
B
main-sequence star
C
a white dwarf star
D
a protostar
4) Every star begin its life in an area in space called a(n)
A
planetary nebula
B
black hole
C
none of the above
D
stellar nebula
5) The hottest stars are ________________ in color.
A
red
B
blue/blue-white
C
orange
D
yellow
6) The coolest stars are _________________ in color.
A
orange
B
red
C
yellow
D
blue/blue-white
7) What star is formed after a Planetary Nebula?
A
main sequence star
B
white dwarf
C
neutron star
D
giant/supergiant star
8) Which of these stages occurred first in the life cycle of our Sun?
A
a main sequence star
B
a black dwarf
C
a nebula
D
a red giant
9) What is the name of the galaxy our solar system is in?
A
the galaxy
B
the milky cloud
C
the milky way
D
the cloudy way
10) List the following in order from largest to smallest: stars, galaxy, planets, universe
A
planets, universe, stars, galaxy
B
stars, galaxy, planets, universe
C
planets, stars, galaxy, universe
D
universe, galaxy, stars, planets
11) What is apparent magnitude?
A
How far away the star is from Earth.
B
The brightness of a star
C
the measure of how bright a star appears to be to an observer on Earth.
D
A measure of how bright the star would be if all stars were at the same distance from Earth.
12) ____ is the third planet from the Sun.
A
Mercury
B
Venus
C
Earth
D
Mars
13) The order of the inner planets outward from the Sun is ____.
A
Mercury, Earth, Venus, and Mars
B
Mars, Venus, Earth, and Mercury
C
Mercury, Venus, Earth, and Mars
D
Earth, Venus, Mars, and Mercury
14) The structure of a comet is considered to be like a large, ____, or a mass of frozen ice and rock.
A
dirty snowball
B
none of the above
C
cratered moon
D
solid planet
15) ____ are pieces of rock that strike the surface of a moon or planet.
A
meteoroids
B
meteors
C
meteorites
D
comets
16) Small pieces of rock that enter Earth's atmosphere at speeds of 15 to 70 km/s and burn up are called ____.
A
stars
B
meteors
C
meteorites
D
ateroids
17) Which of the following provided a hypothesis as to how the universe began?
A
the big bang theory
B
the collision theory
C
the gravitational theory
D
the antimatter theory
18) Where is the asteroid belt found?
A
between Earth and Mars
B
between Uranus and Neptune
C
between Mars and Jupiter
D
between Mercury and Venus
19) One of the main differences between the outer and inner planets is __________.
A
the inner planets are all terrestrial (mostly rock)
B
the outer planets are gas planets except Neptune
C
the outer planets have rings, and the inner planets don't
D
the inner planets are much bigger than the outer planets
20) What is the difference between meteors and comets?
A
Meteors can burn up as they enter a planet's atmosphere and comets rarely enter a planet's atmosphere.
B
Most comets are found outside the solar system, and meteors are found within.
C
Comets are made of frozen ice and rock and meteors are made of rock.
D
all of the above
*select an answer for all questions
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