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Joaquim > Space > Flashcards

Space Flashcards

(78 cards)

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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
Most of the meteoroids that enter the earths atmosphere come from
Dust tail of the comets
26
A. Eteor that appears brighter than Venus is called
Fireball
27
Other than asteroids and comet dust, meteors can also come from two other sources
Moon Mars
28
Meteorites are easiest to find in two places
Hot deserts Antarctica
29
Three physical characteristics of a meteorite
Sticks to magnet Heavier than other rocks Rough surface, indents look like thumb prints
30
The lowest layer of the atmosphere is
Troposphere
31
What is the distance of the troposphere
6 to 10 kms
32
On which layer of the atmosphere are the clouds found
Troposphere
33
The layer just above the troposphere is the
Stratosphere
34
Can aeroplanes fly in the troposphere
Yes
35
Which layer of the atmosphere do aeroplanes like to fly
Lower part of the stratosphere
36
Temperatures at the stratosphere are
Below 0 c
37
The layer of ozone is found in which layer of the atmosphere
Stratosphere
38
The layer above the stratosphere is
Mesosphere
39
Temperatures in the mesosphere can go upto
-90c
40
The layer above the mesosphere is the
Thermosphere
41
The temperature in the thermosphere can go upto
1200c
42
The international space station is in which layer
Thermosphere
43
The layer beyond the thermosphere is the
Exosphere
44
The last mission to the moon was by which Apollo mission
Apollo 17
45
Which year was the last landing on the moon
December 11 1972
46
The Apollo 17 landing on December 11 1972 was on which part of the moon
Taurus Littrow
47
What is the famous photo called BLUE MARBLE
The Apollo 17 crew took a complete photo of the earth called blue marble
48
The first man in space
Yuri Gagarin in 1961
49
In which spacecraft did Yuri Gagarin travel in space
Vostok
50
Name the American single astronaut program designed to see if human beings could survive in space
Project Mercury
51
Name the first American in space with a suborbital flight of 15 minutes
Alan Shepard
52
Name the first NASA astronaut to orbit the earth
John Glenn
53
The Project that followed Project Mercury was
Project Gemini
54
Name the NASA project that helped astronauts to dock vehicles in space
Project Gemini
55
The first manned successful space stations from Russia were
Salyut 3 Salyut 5
56
The American equivalent of the Salyut 3 and Salyut 5 was
Skylab
57
The first handshake in space between America and Russia was in
1975, Apollo-Soyuz project
58
The space shuttle was a special type of aircraft, what was special about it
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
The first US Shuttle was launched in 1981, name the shuttle
Columbia
60
In 1986 the Russians launched the first large space station to ever orbit the earth, name the space station
Mir
61
What was the size of the MIR space station
Size of six buses
62
Construction for the ISS was started in which year
1998
63
The ISS orbits the earth in how many minutes
90 minutes
64
The ISS is serviced by 3 spacecrafts, name them
1. Space shuttle by NASA 2. Soyuz spacecraft by Russia 3. Automated Transfer vehicle by European space agency
65
NASA is developing a new type of spacecraft called
ORION
66
Modern geophysicists believe our solar system was formed about
4.6 gigayears ago
67
Name some animals with have a sufficient sense of self awareness
Elephants Dolphins Anthropoids...chimpanzees and other apes, Neanderthals and humans
68
In which era have large bony ani als which turn easily into fossils appear
Cambrian era
69
Is there a proper record of pre Cambrian life forms
No
70
The earliest aeon of the earths history was
Hadean aeon...infernal
71
The three types of telescopes are
Optical Radio X Ray
72
Name some shapes of galaxies
Spiral spheroidal Elliptical Irregular
73
Name the different types of black holes
Mini black holes Supermassive black holes Stellar black holes Mid size black holes
74
SCHWARZSCHILD black holes are
Stationary black holes
75
KERR black holes are
Rotating black holes
76
Matter in space is of two types
Ordinary matter Exotic matter
77
Name the famous observatory that detected gravitational waves
LIGO Laser interferometry gravitational waves observatory
78
Black holes image was taken using which telescope
EHT event horizon telescope

Joaquim (7 decks)

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