Other parts of the solar system

Comets Small body of ice, rock and dust loosely packed together that orbits the sun

Comet Parts Tail Tail Ion-electrically charged ions, always points away from the sun Ion-electrically charged ions, always points away from the sun Dust- follows the orbit of the comet Dust- follows the orbit of the comet Can extend millions of km Can extend millions of km Nucleus Nucleus Averages 3 miles in diameter, by can be between ½ and 100 km Averages 3 miles in diameter, by can be between ½ and 100 km Solid, rocky, icy center Solid, rocky, icy center Shows different features near the sun Shows different features near the sun

Orbit Highly elongated Highly elongated Very elliptical Very elliptical Oort cloud- sphere the surrounds the solar system Oort cloud- sphere the surrounds the solar system Oort cloud Oort cloud Kuiper Belt- outside orbit of Neptune Kuiper Belt- outside orbit of Neptune Origin

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Asteroids Small rocky bodies in orbit around the sun. Located between Mars and Jupiter in the Asteroid Belt.

Types Outer-dark red to black, organic Outer-dark red to black, organic Middle- dark gray, carbon Middle- dark gray, carbon Inner- light gray, metallic Inner- light gray, metallic

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Meteor... Meteoroid- small rocky body orbits the sun Meteoroid- small rocky body orbits the sun Meteorite- meteoroid that hits the Earth Meteorite- meteoroid that hits the Earth Meteor- meteoroid that burns up in the Earth’s atmosphere Meteor- meteoroid that burns up in the Earth’s atmosphere 3 types 3 types Stony Stony Metallic Metallic Stony-iron Stony-iron

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