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Science 6 > Science Test > Flashcards

Science Test Flashcards

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Biology 101 flashcards
1
Q

How do you classify a star

A

Color, temperature, size, brightness

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2
Q

What is a star

A

A star is a ball of gas and dust

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3
Q

Constellation

A

A formation in the night sky made by stars ex: Orion’s Belt, Big Dipper

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4
Q

Color

A

Blue= hottest red=coolest

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5
Q

Apparent Brightness

A

How bright a star appears from earth

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6
Q

Absolute Brightness

A

How bright a star actually is

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7
Q

Size

A

Sun is average white dwarf is the size of earth, neutron are smaller

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8
Q

Brightness

A

Depends on size and temperature

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9
Q

Average star cycle

A

Red giant, planetary nebula, white dwarf, black dwarf

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10
Q

Massive star

A

Red supergiant, supernova, neutron star, or black hole

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11
Q

Nebula

A

Gas over a large volume

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12
Q

Protostar

A

Earliest stage in a star life

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13
Q

Nuclear fusion

A

Gravity pulls gas and dust together becoming dense and hot

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14
Q

Longetivity of a star

A

Depends on the mass of a star. EX: 1 massive star= thousands and thousands of small stars

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15
Q

Death of a star

A

Core shrinks, runs out of fuel

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Science 6 (3 decks)

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