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Joaquim > Space > Flashcards

Space Flashcards

1
Q

What is atmosphere

A

The layer of gases that surrounds a planet

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2
Q

What is a meteoroid

A

A small rocky object in space or the atmosphere

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3
Q

The streak of light produced as a meteoroid burns in the atmosphere is

A

Meteor

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4
Q

How far away are most of the meteors that we see

A

95kms

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5
Q

Ow big are most of the meteoroids that Exeter the earths atmosphere

A

Pea

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6
Q

Define friction

A

The force that resists motion between two objects that are in contact with one another

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7
Q

The space rock that lands on earth, moon or another planet is the

A

Meteorite

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8
Q

What is the size of most of the meteorites

A

No bigger than a grain of sand

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9
Q

Scientists have divided meteorites into three main groups, name them

A

Stony meteorites Iron meteorites Stony iron meteorites

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10
Q

Which is the most common type of meteorite

A

Stony meteorite

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11
Q

The iron meteorites are mainly made of two metals, name them

A

Iron and nickel

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12
Q

Name four famous meteorites

A

Hoba in Namibia Nogata in Japan Gibeon in Namibia Cape York in Greenland

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13
Q

Define the solar system

A

The star and everything that orbits around it

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14
Q

What is an asteroid

A

A space rock that is larger than the meteoroid but smaller than a planet

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15
Q

Where is the asteroid belt located

A

Between mars and Jupiter

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16
Q

Our solar system , beyond the planets is surrounded by a large area of space called the

A

Kuiper belt

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17
Q

What lies beyond the kuiper belt

A

Scattered disk

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18
Q

What lies beyond the scattered disk at the very edge of our solar system

A

An even bigger area called OORT cloud

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19
Q

How many rocky objects orbit in the asteroid belt

A

About 2 million

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20
Q

How many objects orbit in the Kuiper belt

A

Trillion

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21
Q

How many objects may be orbiting in the OORT cloud

A

About 2 trillion

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22
Q

Most of the meteoroids are formed from

A

Asteroids

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23
Q

What is the source of meteoroids another than asteroids

A

Objects from the Kuiper belt, scattered disk and Oort Cloud which contains a rock core and a icy surface ( comet)

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24
Q

Name the four parts of the comet

A

Core Comma Dust tail Gas tail

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25
Q

Most of the meteoroids that enter the earths atmosphere come from

A

Dust tail of the comets

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26
Q

A. Eteor that appears brighter than Venus is called

A

Fireball

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27
Q

Other than asteroids and comet dust, meteors can also come from two other sources

A

Moon Mars

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28
Q

Meteorites are easiest to find in two places

A

Hot deserts Antarctica

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29
Q

Three physical characteristics of a meteorite

A

Sticks to magnet Heavier than other rocks Rough surface, indents look like thumb prints

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30
Q

The lowest layer of the atmosphere is

A

Troposphere

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31
Q

What is the distance of the troposphere

A

6 to 10 kms

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32
Q

On which layer of the atmosphere are the clouds found

A

Troposphere

33
Q

The layer just above the troposphere is the

A

Stratosphere

34
Q

Can aeroplanes fly in the troposphere

A

Yes

35
Q

Which layer of the atmosphere do aeroplanes like to fly

A

Lower part of the stratosphere

36
Q

Temperatures at the stratosphere are

A

Below 0 c

37
Q

The layer of ozone is found in which layer of the atmosphere

A

Stratosphere

38
Q

The layer above the stratosphere is

A

Mesosphere

39
Q

Temperatures in the mesosphere can go upto

A

-90c

40
Q

The layer above the mesosphere is the

A

Thermosphere

41
Q

The temperature in the thermosphere can go upto

A

1200c

42
Q

The international space station is in which layer

A

Thermosphere

43
Q

The layer beyond the thermosphere is the

A

Exosphere

44
Q

The last mission to the moon was by which Apollo mission

A

Apollo 17

45
Q

Which year was the last landing on the moon

A

December 11 1972

46
Q

The Apollo 17 landing on December 11 1972 was on which part of the moon

A

Taurus Littrow

47
Q

What is the famous photo called BLUE MARBLE

A

The Apollo 17 crew took a complete photo of the earth called blue marble

48
Q

The first man in space

A

Yuri Gagarin in 1961

49
Q

In which spacecraft did Yuri Gagarin travel in space

A

Vostok

50
Q

Name the American single astronaut program designed to see if human beings could survive in space

A

Project Mercury

51
Q

Name the first American in space with a suborbital flight of 15 minutes

A

Alan Shepard

52
Q

Name the first NASA astronaut to orbit the earth

A

John Glenn

53
Q

The Project that followed Project Mercury was

A

Project Gemini

54
Q

Name the NASA project that helped astronauts to dock vehicles in space

A

Project Gemini

55
Q

The first manned successful space stations from Russia were

A

Salyut 3 Salyut 5

56
Q

The American equivalent of the Salyut 3 and Salyut 5 was

A

Skylab

57
Q

The first handshake in space between America and Russia was in

A

1975, Apollo-Soyuz project

58
Q

The space shuttle was a special type of aircraft, what was special about it

A

It was reusable, designed to fly into space like a rocket but also to glide back to earth like an airplane on a runway

59
Q

The first US Shuttle was launched in 1981, name the shuttle

A

Columbia

60
Q

In 1986 the Russians launched the first large space station to ever orbit the earth, name the space station

A

Mir

61
Q

What was the size of the MIR space station

A

Size of six buses

62
Q

Construction for the ISS was started in which year

A

1998

63
Q

The ISS orbits the earth in how many minutes

A

90 minutes

64
Q

The ISS is serviced by 3 spacecrafts, name them

A
  1. Space shuttle by NASA 2. Soyuz spacecraft by Russia 3. Automated Transfer vehicle by European space agency
65
Q

NASA is developing a new type of spacecraft called

A

ORION

66
Q

Modern geophysicists believe our solar system was formed about

A

4.6 gigayears ago

67
Q

Name some animals with have a sufficient sense of self awareness

A

Elephants Dolphins Anthropoids…chimpanzees and other apes, Neanderthals and humans

68
Q

In which era have large bony ani als which turn easily into fossils appear

A

Cambrian era

69
Q

Is there a proper record of pre Cambrian life forms

A

No

70
Q

The earliest aeon of the earths history was

A

Hadean aeon…infernal

71
Q

The three types of telescopes are

A

Optical Radio X Ray

72
Q

Name some shapes of galaxies

A

Spiral spheroidal Elliptical Irregular

73
Q

Name the different types of black holes

A

Mini black holes Supermassive black holes Stellar black holes Mid size black holes

74
Q

SCHWARZSCHILD black holes are

A

Stationary black holes

75
Q

KERR black holes are

A

Rotating black holes

76
Q

Matter in space is of two types

A

Ordinary matter Exotic matter

77
Q

Name the famous observatory that detected gravitational waves

A

LIGO Laser interferometry gravitational waves observatory

78
Q

Black holes image was taken using which telescope

A

EHT event horizon telescope

Joaquim (7 decks)

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