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WorksheetsDwarf Planets, Comets and Space Debris
Total questions: 26
Worksheet time: 20mins
Which is true of the dwarf planets?
more massive than nearby objects
never have moons
orbit near the Sun
spherically shaped
The dwarf planet located in the asteroid belt is ___
Ceres
Eris
Pluto
Make make
Which dwarf planet is pictured above?
Ceres
Pluto
Makemake
Eris
Haumea
Which dwarf planet is egg-shaped?
Haumea
Makemake
Pluto
Ceres
Which dwarf has the fastest period of rotation in the solar system?
Pluto
Haumea
Ceres
Makemake
Haumea lies in the ___________ belt.
Plue Belt
Kulper Belt
Kuiper Belt
asteroid
Makemake is in the same belt as
Haumea
Hakuna Matata
Earth
Ceres
(Multiple Answers) A dwarf planet must:
Be in orbit around the Sun
Be massive enough to assume a nearly round shape
Clear the neighborhood around its orbit
Be massive enough that its gravity keeps it spherical
none of these
___________ are similar to planets but are not large enough to have cleared their orbital region of other objects.
dwarf planets
comets
asteroid belt
Kuiper Belt
Oort cloud
The _________ is a region between the planets Mars and Jupiter containing thousands of rocky objects that orbit the Sun.
dwarf planets
comets
Asteroid belt
Kuiper belt
Oort cloud
The ___________ is a region of thousands of small bodies that exists outside the orbit of the planets. Objects in this area consist of "ices" such as ammonia, water, and methane.
dwarf planets
comets
Asteroid belt
Kuiper belt
Oort cloud
The _______ exists much further out than the Kuiper belt and is at the very edge of the Solar System. Scientists believe it is made up of thousands of small ice objects.
dwarf planets
comets
Asteroid belt
Kuiper belt
Oort Cloud
___________ was once considered a full planet but was redefined as a dwarf planet in 2006.
Pluto
Mars
Ceres
MakeMake
The dwarf planet located in the asteroid belt is ___
Ceres
Eris
Pluto
Make make
What differentiates a dwarf planet from a planet?
A dwarf planet has not "cleared the neighborhood" around its orbit.
A dwarf planet is gravitationally dominant.
A dwarf planet does not share its orbital space with other bodies of a similar size.
There is no difference; A dwarf planet is exactly the same as a planet.
A dirty snowball in space that orbits the sun in long elliptical orbits is called...
comet
asteroid
meteor
meteorite
A large space rock that orbits the sun between Mars and Jupiter.
comet
meteoroid
asteroid
meteorite
A space rock that burns in the Earth's atmosphere; "shooting star".
meteorite
meteor
meteoroid
comet
A space rock that hits the site on Earth is called...
meteor
asteroid
comet
meteorite
How are moons different from planets?
moons orbit planets
moons orbit stars
planets make their own light
moons are larger than planets
What other unique feature of Titan make it such an unusual moon?
its proximity to Saturn itself
a thick atmosphere that is similar to early Earth
a subsurface ocean of water ice
solid water/ice surface
