Birth And Death Of The Planet Flashcards

1
Q

Lucky Breaks

A

Events that led to the formation and stabilization of the Earth

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2
Q

Goldilocks Zone

A

Not to hot or cold

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3
Q

What happened when planet sized objects collided w/ earth?

A

Loss of outer shell

Forming the moon, stabilized the orbit

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4
Q

Late heavy bombardment

A

Storm of comets pelt earth, carrying water

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5
Q

Last common ancestor

A

Life-form which all life evolved

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6
Q

Ozone Layer

A

Protects earth from UV radiation

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7
Q

Magnetic Field

A

Solar Storms and winds detected

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8
Q

Red Giant

A

Sun getting hotter

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9
Q

Rogue Planet

A

Planet wandering in space, ejected from another solar system

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10
Q

Black Hole

A

Planet could be sucked into a black hole and disappear

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11
Q

Gamma ray burst

A

Explosions of a star thousands of times bigger than a super nova

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12
Q

Supernova

A

Massive release of energy by exploding star

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13
Q

Space weather

A

Could short out all electrical components

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14
Q

Asteroid hitting earth

A

Must be detected decades in advance

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15
Q

Large Asteroid

A

6 miles wide

Caused global catastrophe

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16
Q

Schumaker-Levy-9

A

Comet that hit Jupiter