WorksheetsAstronomy Test Review
Total questions: 15
Worksheet time: 6mins
The largest of the outer planets is
Jupiter
Saturn
Uranus
Neptune
According to scientists, the solar system formed from
a rotating disk of dust and gases
colliding planetesimals
rotating stars.
colliding blackholes.
One reason that life as we know it is unlikely to exist on Venus is because
the surface temperature is too high.
the surface temperature is too low.
the surface has too much ice covering it.
there is no atmosphere.
About 90 percent of the stars on the Hertzsprung-Russell diagram are
main sequence stars
red giants
red supergiants
white dwarfs
At the time indicated in this diagram, what season is it in the northern hemisphere?
summer
spring
winter
fall
Which process releases the most energy?
nuclear fusion
burning
shrinking due to gravity
The length of a day is based on
the Earth orbiting the sun.
the rotation of the Earth on its axis.
the moon orbiting the Earth.
the rotation of the moon on its axis.
A ____ is roughly the amount of time required for the moon to orbit the Earth once.
day
week
month
year
The longest day of the year occurs on the day of the
summer solstice
winter solstice
vernal equinox
autumnal equinox
Because the moon rotates once for each revolution around Earth,
you see some phases more than others.
a different side of the moon faces Earth each day.
you never see the far side of the moon.
the far side of the moon is visible only during the full moon phase.
The phase of the moon you see depends on
where you are on Earth's surface.
how much of the sunlit side of the moon faces Earth.
how much of the moon's surface is lit by the sun.
whether or not an eclipse is occurring.
Which of the following helps form a nebula?
volume
pressure
gravity
temperature
A light-year is
365 days
the distance light travels in a year.
the distance from Earth to Proxima Centauri.
950000000000 miles per hour
The lifetime of a star depends on its
mass
temperature
brightness
magnitude
Visible light arranged according to wavelengths
spectrum
fusion
black hole
nebula
