Science Flashcards

1
Q

Neo

A

Near earth object

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2
Q

Rocky fragments

A

Comets

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3
Q

True or false
Comet and asteroid have irregular shape

A

True

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4
Q

True or false
Asteroid is smaller and difficult to see

A

True

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5
Q

True or false
Comet and asteroid is not both orbit the sun

A

False

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6
Q

It is 200 to hundred million of the year

A

Long periods comet

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7
Q

Long paint tail

A

Comets

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8
Q

Most famous comet

A

Halley’s comet

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9
Q

Vary bright

A

Hale bobb comet

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10
Q

4 parts of comet

A

Nucleus coma tail hydrogen envelope

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11
Q

Main solid body

A

Nucleus

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12
Q

Large halo of gas and dust

A

Coma

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13
Q

Surrounds the coma

A

Hydrogen envelope

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14
Q

Created when the solar radiation

A

Tail

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15
Q

2 origin comet

A

Short period comet
Long periods comet

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16
Q

Know as Kuiper belt

A

Short period comet

17
Q

Know as Oort cloud

A

Long period comet

18
Q

Know as minor planets

A

Asteroid

19
Q

Chunk of rocks

A

Meteoroid

20
Q

Chunk of rocks

A

Meteoroid

21
Q

Hint earth surface

A

Meteorites

22
Q

NASA

A

National Aeronautics and Space Administration

23
Q

IAU

A

International Astronomical Union