The Big Bang Flashcards

0
Q

the big bang theory says

A

universe started from point and is still expanding

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1
Q

the big bang theory is an explanation of the start of the

A

universe

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2
Q

a theory and a law are the same thing

A

false

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3
Q

which is larger galaxy, planet, or universe?

A

universe

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4
Q

our solar system is part of what galaxy

A

milky way

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5
Q

light waves and sound waves are affected the same way an object moves

A

true

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6
Q

if light is moving toward you it will show a _____ shift, moving away a ____ shift

A

blue, red

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7
Q

the doppler affect causes light to change ____ and sound to change ___

A

color pitch

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8
Q

when an object is not moving the waves ____

A

stay the same size

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9
Q

a piece of evidence for the big bang theory is

A

red shift of star light

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10
Q

the red shift of star light shows the universe is

A

expanding

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11
Q

the first three stages of a stars life in order are

A

nebula, protostar, main sequence star

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12
Q

our sun is currently in what stage?

A

main sequence star

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13
Q

which stage is fusing hydrogen into helium

A

main sequence star

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14
Q

a constellation is what

A

a group of stars that make an image in the sky

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15
Q

what are the seven stages in order of a low mass star

A
nebula
protostar
main sequence
red giant
planetary nebula
white dwarf
black dwarf