unit 8 test Flashcards

1
Q

copernicus

A

heliocentric model

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2
Q

brahe

A

first observatory/ spent 20 years mapping the location of the stars

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3
Q

kepler

A

3 laws of planetary motion

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4
Q

galileo

A

first telescope/ jupiters moons

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5
Q

newton

A

3 laws of motion

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6
Q

all info at space comes frokm

A

light

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7
Q

3 examples of invissible radiation

A

radio waves
UV light
x-rays

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8
Q

reflecting telescope

A

mirrors

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9
Q

refracitng

A

lenses

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10
Q

radio

A

radio waves (dishes)

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11
Q

advantage of hubble telescope

A

allowed astronomers to study radiation that would otherwise be blurred by the atmosphere

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12
Q

mission of the voyager space probes

A

to fly by in our solar system

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13
Q

first amaercans landed on the moon

A

apollo 11

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14
Q

highlands

A

mountanous / light in color

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15
Q

maria

A

smooth and dark in cololr

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16
Q

rilles

A

deep narrow valleys

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17
Q

capture theory

A

earths gravity pulled random space object

18
Q

simultaneous creation

A

moon and earth created at the same time

19
Q

impact theory

A

large object clrashed into earth and debris became the moon

20
Q

rotation

A

spinning on axis

21
Q

revolution

A

orbiting an object

22
Q

moon’s synchronous rotation

A

earth revolves and rotates 29 1/2 so the same side of the moon always faces earth

23
Q

how fast is the earth revolving

24
Q

northern hemisphere is tilted toward the sun

25
Q

northern hemisphere tilted away from the sun

26
Q

umbra of an eclipse

A

darkest part

27
Q

why does the moon get red

A

earths shadow blocks most of the suns light, but the light that isnt blocked is refracted which makes it appear red

28
Q

phases of the moon

A

n m, wax c, 1 q, wax g, f m, wan g, 3 q, wan c

29
Q

planets in order

A

mercury, venus, earth, mars, jupiter saturn uranus neptune

30
Q

difference between gas giant and terrrestrial

A

gas giant are large and made of gas w no solid surface, terrestrial are rocky w solid surfaces

31
Q

red planet

32
Q

smallest planet

33
Q

what planet was discovered after disturbing another planets orbit

34
Q

largest planet

35
Q

most similar to earth

36
Q

2 planets that rotate in the opposite direction

A

venus uranus

37
Q

ice rings

38
Q

2 planets that appear blue

A

neptune uranus

39
Q

giant red spot

40
Q

brightest thing in the sky at dusk and dawn

41
Q

tilted planet

42
Q

meteor comet asteroid

A

meteor: space debris,
comet: dust and rock surrounded by ice,
asteroid: comet without the ice