Comets, Asteroids, Meteoroids, Meteors, And Meteorites Question Preview (ID: 57227)
Comets, Asteroids, Meteoroids, Meteors, And Meteorites.
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What do you call the gas cloud that surrounds the nucleus of a comet?
a) coma
b) concussion
c) dust storm
d) asteroid
The _____ is the head or solid part of a comet.
a) apostrophe
b) nucleus
c) meteor
d) snowball
A comet is a lump of frozen gas, dust, and _____ that orbits the Sun.
a) concrete
b) stars
c) rain
d) ice
This is a comet's long ribbon-like trail of dust and gas that always points away from the sun.
a) tale
b) ribbon
c) tail
d) bow
This is a small piece of rock or metal that travels through space outside of Earth's atmosphere.
a) asteroid
b) comet
c) meteoroid
d) meteor
Comets orbit the sun in a(n) _______.
a) circle
b) ellipse
c) irregular shape
d) rectangle
Astronomers think that comets come from deep space from the ____________.
a) comet cloud
b) cumulus cloud
c) Oort Cloud
d) Pluto Cloud
________ are very large chunks of rock or metal that orbit the Sun.
a) Asteroids
b) Meteors
c) A dwarf planet
d) Kuiper Belt
This is a piece of rock or metal that enters Earth's atmosphere and is often called a shooting star..
a) meteorite
b) comet
c) meteoroid
d) meteor
This is a piece or rock or metal that fall onto a moon or planet.
a) meteorite
b) comet
c) inner core
d) titanium
Small pieces or rock or metal that break off of an asteroid are called ______.
a) warm fronts
b) sand
c) meteoroids
d) chunks
What results when a meteorite hits a planet or moon?
a) bounces back into space
b) forms a crater
c) goes all the way through to the other side
d) kills all the dinosaurs
Earth isn't pocked with craters from meteorites like the moon because ______.
a) The moon has no wind or water on its surface to erode the craters.
b) Earth has wind, water, and other types of erosion that diminish craters over time.
c) Earth has earthquakes and volcanoes that smooth away the craters.
d) all of the above
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