Astrology Flashcards

1
Q

Long period comets

A

Originate from the Oort cloud, 200 years to orbit the sun

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2
Q

Short period comets

A

Originates from the Kuiper belt, less than 200 years to orbit sun

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3
Q

Space junk

A

Chunks of materials and satellites that break apart

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4
Q

Galaxy

A

Hundreds of billions of stars held together by gravity (black hole)

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5
Q

Universe

A

All existing matter and space

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6
Q

Solar eclipse

A

Moon is directly between the earth and sun

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7
Q

Lunar eclipse

A

Earth is directly between sun and moon

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8
Q

Nebula

A

Enormous cloud of dust and gas

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9
Q

Planet

A

Object that orbits around one or more stars

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10
Q

Inner planets

A

Small, terrestrial planets

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11
Q

Outer planets

A

Large, gas giants

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12
Q

Near earth obj.

A

Space objects that come into earth’s neighborhood

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13
Q

Stars

A

Large balls of hot gas

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14
Q

Comets

A

Similar to asteroids, but they have more ice

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15
Q

Asteroids

A

Irregularly shaped objects made of rock and metal, and they orbit around the sun like planets

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