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The electromagnetic
spectrum is
A. all of the colors of light you can see with your
eyes.
B.
all of the different types of electromagnetic
waves.
C.
a band of colors formed when white light
passes through a prism.
D. the distance between the crest of one wave
and the crest of the next wave
The electromagnetic
spectrum is
A. all of the colors of light you can see with your
eyes.
B.
all of the different types of electromagnetic
waves.
C.
a band of colors formed when white light
passes through a prism.
D. the distance between the crest of one wave
and the crest of the next wave
Which of the following
electromagnetic waves has
the longest wavelength?
1. Infrared
2. Radio
3. Ultraviolet
4. X-Rays
Which of the following
electromagnetic waves has
the longest wavelength?
1. Infrared
2.Radio
3. Ultraviolet
4. X-Rays
The spectrograph CANNOT be
used to determine the
1. diameter of a star.
2. temperature of a star.
3. composition of a star.
4. speed and motion of a star.
The spectrograph CANNOT be
used to determine the
1. diameter of a star.
2. temperature of a star.
3. composition of a star.
4. speed and motion of a star.
Stars are classified according
to their
1. distance, size and color.
2. size, distance and brightness.
3. color, brightness and
temperature.
4. size, brightness and
temperature.
Stars are classified according
to their
1. distance, size and color.
2. size, distance and brightness.
3. color, brightness and
temperature.
4. size, brightness and
temperature.
Which of the following is the
correct sequence for part of the
evolution of a typical star?
1. Red giant, main sequence, white dwarf
2. Main sequence, red giant, white dwarf
3. White dwarf, main sequence, red giant
4. Red giant, white dwarf, main sequence
Which of the following is the
correct sequence for part of the
evolution of a typical star?
1. Red giant, main sequence, white dwarf
2. Main sequence, red giant, white
dwarf
3. White dwarf, main sequence, red giant
4. Red giant, white dwarf, main sequence
A supernova is the explosion
of a dying
1. medium sized star.
2. giant or supergiant star.
3. protostar.
4. nebula.
A supernova is the explosion
of a dying
1. medium sized star.
2. giant or supergiant star.
3. protostar.
4. nebula.
How does a star’s life begin?
1. Black dwarf
2. Black hole
3. Nebula
4. Supernova
How does a star’s life begin?
1. Black dwarf
2. Black hole
3. Nebula
4. Supernova
Stars with extremely high mass
will end their life as a
1. black dwarf.
2. black hole.
3. neutron star.
4. white dwarf
Stars with extremely high mass
will end their life as a
1. black dwarf.
2. black hole.
3. neutron star.
4. white dwarf
When comparing a star’s brightness to
its temperature, astronomers
determined that most stars fall into the
category of
1. red giants.
2. supergiants.
3. white dwarfs.
4. main sequence.
When comparing a star’s brightness to
its temperature, astronomers determined
that most stars fall into the category of
1. red giants.
2. supergiants.
3. white dwarfs.
4. main sequence
When a star first starts to run out
of fuel, it becomes a
1. supernova.
2. red giant.
3. neutron star
4. white dwarf
When a star first starts to run out
of fuel, it becomes a
1. supernova.
2.red giant.
3. neutron star
4. white dwarf
Which of the following celestial bodies
have the strongest gravity?
1.
2.
3.
4.
Variable stars
Binary stars
Black holes
Pulsars
Which of the following celestial bodies
have the strongest gravity?
1. Variable stars
2. Binary stars
3. Black holes
4. Pulsars
The ideal location for an optical
telescope would be
1.
2.
3.
4.
isolated valleys.
within major cities.
below sea level.
high mountain tops.
The ideal location for an optical
telescope would be
1. isolated valleys.
2. within major cities.
3. below sea level.
4. high mountain tops
Reflecting telescopes differ from
refracting telescopes in having
1.
2.
3.
4.
no eyepiece lens.
two large objective lenses.
a mirror instead of an objective lens.
one large objective lens.
Reflecting telescopes differ from
refracting telescopes in having
1.
2.
3.
4.
no eyepiece lens.
two large objective lenses.
a mirror instead of an objective lens.
one large objective lens.
Which of the following parts do
reflecting and refracting telescopes
have in common?
1.
2.
3.
4.
Objective lens
Flat mirror
Concave mirror
Eyepiece lens
Which of the following parts do
reflecting and refracting telescopes
have in common?
1.
2.
3.
4.
Objective lens
Flat mirror
Concave mirror
Eyepiece lens
Which of the following is measured
in units of light-years?
1. Light intensity
2. Time
3. Light duration
4. Distance
Which of the following is measured
in units of light-years?
1. Light intensity
2. Time
3. Light duration
4. Distance
The Milky Way Galaxy is best
described
by which shape?
1.
2.
3.
4.
Barred spiral
Spiral
Irregular
Elliptical
The Milky Way Galaxy is best
described
by which shape?
1.
2.
3.
4.
Barred spiral
Spiral
Irregular
Elliptical
The type of information that a
spectroscope CANNOT reveal
is
1.temperature.
2.direction of motion
3.gravitational forces.
4.chemical composition.
The type of information that a
spectroscope CANNOT reveal is
1.temperature.
2.direction of motion
3.gravitational forces.
4.chemical composition
A star with a surface temperature of 6000°C and an
extremely high absolute magnitude would be
placed in which of the following categories?
A star with a surface temperature of 6000°C and an
extremely high absolute magnitude would be placed in
which of the following categories?
1. White dwarf
2. Main
Sequence
3. Giant
4. Supergiant
A star with a surface temperature of 6000°C and an
extremely high absolute magnitude would be placed in
which of the following categories?
1. White dwarf
2. Main Sequence
3. Giant
4. Supergiant
Which of the following is NOT true
of the star Antares?
Which of the following is NOT true
of the star Antares?
•
•
•
•
It is an extremely
bright star.
It is red in color.
It has a surface
temperature of
about 3,000°C.
It is small in size.
Which of the following is NOT true
of the star Antares?
• It is an extremely bright star.
• It is red in color.
• It has a surface temperature of about
3,000°C.
• It is small in size
When comparing a star’s brightness to its
temperature, astronomers determined that
most stars fall into the category of
1. red giants.
2. supergiants.
3. white dwarfs.
4.main
sequence.
When comparing a star’s brightness to its
temperature, astronomers determined that
most stars fall into the category of
1. red giants.
2. supergiants.
3. white dwarfs.
4. main sequence.
Compared to Deneb, our sun is is
1. cooler and brighter.
2. cooler and dimmer.
3. hotter and brighter.
4. hotter and dimmer
Compared to Deneb, our sun is is
1. cooler and brighter.
2. cooler and dimmer.
3. hotter and brighter.
4. hotter and dimmer
An astronomer determines a star’s
surface temperature by its
1.
2.
3.
4.
size.
color.
brightness.
position in the sky.
An astronomer determines a star’s
surface temperature by its
1. size.
2. color.
3. brightness.
4. position in the sky.
The lifetime of a star depends on
its
1.
2.
3.
4.
temperature.
brightness.
mass.
magnitude.
The lifetime of a star depends on
its
1. temperature.
2. brightness.
3. mass.
4. magnitude
Assuming all stars are the same distance
from the Earth, a star’s magnitude depends
on
1.
2.
3.
4.
distance and temperature.
size and temperature.
color and temperature.
distance and color.
Assuming all stars are the same distance
from the Earth, a star’s magnitude depends
on
1. distance and temperature.
2. size and temperature.
3. color and temperature.
4. distance and color.
In which color range of the main
sequence would a huge, newly
formed star be placed?
1.
2.
3.
4.
Blue
White
Yellow
Red
In which color range of the main
sequence would a huge, newly formed
star be placed?
1. Blue
2. White
3. Yellow
4. Red
A red shift in a star’s spectrum
indicates that a star is
1.
2.
3.
4.
dying.
moving away from Earth.
moving toward Earth.
exploding.
A red shift in a star’s spectrum
indicates that a star is
1. dying.
2. moving away from Earth.
3. moving toward Earth.
4. exploding.