Astronomy 2 Flashcards

0
Q

Problem with the Hubble?!

Oh shit no that thing cost 7.8 billion dollars

A

Mirror was polished by 2mm
Fixed with adding lens

P.s the Hubble is the size of a school bus

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1
Q

Space shuttle does what?

A

Saves MONEY!!!

Service/repair satellites

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2
Q

What’s going to replace the Hubble?

A

James Webb

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3
Q

James Webb will be placed where?

A

Into orbit at Lagrange point 2

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4
Q

Hans lippershey aka lippershit

A

Invented telescope

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5
Q

Telescopes that collect light are?

A

Reflectors and refractors

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6
Q

Reflecting telescopes

A

Use curved mirrors

Largest telescope in hawaii called keck

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7
Q

Refracting telescopes

A

Flips image
Uses lens
Largest one is 200 inches

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8
Q

OWL

A

Overwhelmingly large telescope

“Tittys”

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9
Q

Challenger

A

Failed o-rings cause they got to cold

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10
Q

Columbia

A

Tiles fell off and hit wing

Tiles fell off due to not puttin top layer of paint on upper fuel tank op secure them

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11
Q

IR, UV, and Radio telescopes

A

Use EM(electromagnetic spectrum)
All big to collect small signals
Largest on found in Puerto Rico
Can be used during day

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12
Q

Another name for kelvin

A

Absolute zero

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13
Q

UV telescopes have to be placed where?

A

Outer space past the clouds and can’t be around heat

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14
Q

Gamma ray telescopes are used to watch violent events in the universe such as:

A

SUPER NOVA!!!

BAM BOOM EXPLOSION

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15
Q

Two different types of satellites?

A

Natural(moon)

16
Q

Satellites have to over come_____ to stay in orbit

A

Gravity

17
Q

First satellite in space

A

Sputnik

Country:russia

18
Q

As satellite moves around the earth in its orbit it’s more like doin what?

A

Free falling

19
Q

Name two types of orbit around earth

A

Overlapping and stationary

20
Q

Overlapping? Wtf is that?!

A

Orbit that moves around the earth

21
Q

Stationary orbit?

A

Stays over one spot of the planet it orbits

22
Q

What in the hell does GPS stand for?

A

Global positioning satellite/system

23
Q

Background light is?

A

Light pollution

24
Q

First manned space station?

A

Skylab

25
Q

Probes-pass

A

Satellites- orbit

26
Q

Optical telescopes do what?

A

Collect wave lengths of visible EM

27
Q

High energy telescopes like UV

A

See things we can’t but they color the waves so we can see them

28
Q

What allows humans to see ultraviolet light

A

Gamma radiation