Lesson 6 - Dwarf Planets and Other Orbiting Objects
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asteroid
a rock that orbits the sun
comet
an icy, gaseous object that orbits the sun
nucleus
the center of an object, especially an atom or an astronomical body
portend
to indicate, as predictive of a future (usually undesirable) event
Dwarf planets are also called _____.
planetoids
_____ is a dwarf planet because it is located outside of the orbit of Pluto.
Eris
Pluto is a dwarf planet because it is located in the _____ Belt.
Kuiper
_____ is a dwarf planet located in the asteroid belt of Kuiper between Mars and Jupiter.
Ceres
The _____ are asteroids that follow Jupiter’s orbit.
Trojans
The _____ asteroids are a danger to the Earth
Aten
The first asteroid discovered was _____.
Ceres
A _____ has a nucleus, a corona, and a tail.
comet
Comets originate in the _____ Cloud.
Oort
_____ Comet orbits the sun every 76 years.
Halley’s
The _____ Comet made a spectacular appearance in 1997.
Hale-Bopp
Impact _____ are formed when large meteorites strike.
craters