what is it??wrmsrwebb.weebly.com/uploads/1/3/1/5/13158434/comets_asteroid… · comet •chunks of...
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What is It?? Comets, Asteroids and Meteoroids
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Asteroid
Location: •Orbit between
Jupiter and Mars
•Big weird
shaped rocks,
smaller than
planets
Asteroid Ida
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Location: asteroid belt
between Mars and
Jupiter
Brown= asteroid orbits
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Comet •chunks of ice
(water, carbon dioxide),
dust, hydrocarbons
Haley’s Comet
Lulin Comet 2015 Comet Lovejoy
McNaught Comet
*Largest in world
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Comets Highly
eccentric
orbits
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Long elliptical
orbits of
Halley’s comet
and comet
Ikeya-Zhang
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Comets
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Comets
Solar wind
from the sun
forms the tail,
thus the tail
is always facing
away from the
Sun.
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Meteoroid:
• chunk of a comet or an asteroid
• most = size of sand grain
• size does vary
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Meteor
• chunk of a comet or an asteroid, going
through Earth’s atmosphere
Arizona Meteor Crater
Russian Meteor 2013
Yucatan Penninsula
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Impact Craters Around the World
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Meteorite:
• meteor that has hit the ground
meteorite
Allende Meeorite
Murchison Meteorite
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Practice Time