Space Exploration Flashcards

0
Q

Parts of the electromagnetic spectrum such as x-ray and gamma rays have what type of wavelengths and frequencies?

A

Short wavelengths

High frequencies

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1
Q

Parts of the electromagnetic spectrum such as Radio and microwave have what kind of wavelengths and frequencies?

A

Long wavelengths

Low frequencies

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2
Q

How does a refracting telescope work?How far does it’s see?

A

By collecting visible light through to convex lenses

It doesn’t see far

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3
Q

How does a reflecting telescope work?

How far can at sea?

A

It has won a concave mirror and collects visible light

It can see far

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4
Q

How does a radio telescope for work? How far does it see?

A

It collects radio waves and some microwaves through a big dish
It can see 10,000,000,000 light years away

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5
Q

How does a spectroscope work? And what is it used for?

A

It Bends visible light through a diffraction grating

it shows you the composition of elements and gases

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6
Q

What does diffraction mean?

A

Bend

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7
Q

Every element has its own ____

A

Spectrum

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8
Q

What is a natural satellite?

A

A smaller body that is in orbit around a bigger body but it is not man-made

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9
Q

What is an artificial satellite?

A

A man-made smaller body that usually orbits Earth

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10
Q

What are artificial satellites used for?

A

Weather TV satellites spies maps and communications

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11
Q

What is a probe?

A

It gets launched into the solar system on a rocket to take pictures, soil samples, temperatures, and a uses a spectroscope to see what gases are there

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12
Q

Name the time, characteristics, and goals of the mission mercury

A

1960s
One man capsule
orbit Earth and bring them back alive

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13
Q

name the time, characteristics, and goals of the mission Gemini

A

1960s
Two man capsule
Connect with another spacecraft and spacewalk

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14
Q

Name the time, characteristics, and goals of the mission Apollo

A

1969 to 1972
Capsule for three
Land on the moon

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15
Q

Name the time, characteristics, and goals of the mission Skylab

A

1973 to 1979
It was living and working long term in space
Perform experiments in space

16
Q

Name the time, characteristics, and goals of the Hubble space telescope

A

1990-present
It’s a reflecting telescope that is outside of the earths atmosphere
To take pictures

17
Q

Name the time, characteristics, and goals of the international space station

A

1990-present
Space station that is living and working in space
Space station

18
Q

What is rotation?

A

When something spins on its axis

19
Q

What is revolution?

A

When something orbits or goes around something

20
Q

What produces earths magnetic field?

A

Earths rotation along with the iron outer core movement

21
Q

What distorts earths magnetic field?

A

Solar winds

22
Q

Why do we always see the same side of the moon?

A

The moon rotates and revolves at the same speed

23
Q

List the moon phases

A

New waxing crescent first quarter waxing gibbous full moon waning gibbous last quarter waning crescent

24
What eclipse has to have to the sun earth and moon in the same plane
Lunar
25
What eclipse last for about 7 minutes
Solar
26
Explain the "man in the moon"
Light gets reflected off of the craters mountains and seas (Maria)
27
Does the moon have and atmosphere?
No
28
Does the moon experience erosion?
No
29
Does the moon have gravity?
Yes but 1/6 of earths
30
What were the "spirit and opportunity"
Robotic rovers on Mars
31
What is a solar probe?
A probe that orbits the sun in order to collect data about the Suns hazards
32
How did the Greeks know the earth was round?
The lunar eclipse shadow was curved