Space Flashcards

(69 cards)

0
Q

Unmanned object sent to space to collect data, samples, and pictures.

A

Space Probe

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1
Q

Tool used to observe the composition of stars.

A

Spectroscope

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2
Q

An unmanned tool that orbits objects

A

Satellites

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3
Q

Telescope that uses mirrors and lenses

A

Reflecting Telescope

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4
Q

Telescope that uses lenses only

A

Refracting Telescope

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5
Q

Disk like galaxy, flattened sphere

A

Elliptical Galaxy

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6
Q

Galaxy with no definite shape

A

Irregular Galaxy

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7
Q

Galaxy that is flattened disk with two or more arms

A

Spiral Galaxy

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8
Q

A collection of dust, gases, and stars

A

Galaxy

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9
Q

Planets that are small and rocky

A

Terrestrial

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10
Q

Planets that are made up of gases

A

Gaseous Planets

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11
Q

Mercury, Venus, Earth, and Mars

A

Inner Planets

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12
Q

Jupiter, Saturn, Uranus, and Neptune

A

Outer Planets

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13
Q

Large chunks of rocks that orbit the sun, usually found between Mars and Jupiter

A

Asteroids

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14
Q

Smaller pieces of asteroids

A

Meteoroids

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15
Q

Meteoroids that enter the atmosphere

A

meteors

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16
Q

Meteoroids that hit the Earth

A

Meteorites

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17
Q

Icy chunks of rocks. Form tails as the get close to the sun.

A

Comets

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18
Q

Orbit planets

A

Moons

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19
Q

Orbit the Sun

A

Planets

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20
Q

First layer of Sun’s atmosphere. The layer you can see.

A

Photosphere

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21
Q

Middle layer of the Sun’s atmosphere known for its orange red color.

A

Chromosphere

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22
Q

Outermost layer of the Sun’s atmosphere, crown like.

A

Corona

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23
Q

Cooler darker regions on the Sun’s surface.

A

Sunspot

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24
When a sunspot erupts and releases solar winds
Solar Flare
25
When two sunspots connect in a loop of gases
Prominences
26
Causes day and night
Rotation
27
Causes the seasons
Earth's revolution around the sun, and Earth's tilt.
28
Spinning
Rotation
29
Takes a year or 365 days
Revolution
30
Takes 24 hours
Rotation
31
Orbiting
Revolution
32
Causes the sun to rise in the east and set in the west
Rotation
33
Longest day
Summer solstice
34
Longest Night
Winter Solstice
35
Equal amount of day and night
Equinox
36
Waxing
Adding light onto the moon. Heading into a full moon.
37
Waning
Taking light off. Heading into a new moon.
38
Crescent
1/4 of moon lit. Mostly dark.
39
Gibbous Moon
Mostly lit. 3/4 lit
40
Full Moon
Entire lit side is showing. Earth between sun and moon.
41
New Moon
No lit side showing. Moon is between Earth and Sun.
42
What causes the moon phases?
The revolution of the moon. Based on the moons position, on certain amounts of the lit side is seen.
43
Eclipse
Shadowed
44
Lunar eclipse
When Earth puts a shadow on Moon.
45
Solar eclipse
When Moon puts a shadow on Earth.
46
Which eclipse is viewed during the day?
Solar eclipse
47
Which eclipse is viewed at night?
Lunar Eclipse
48
Which eclipse is the moon between the Sun and Earth?
Solar eclipse
49
Which eclipse is the Earth between the Sun and Moon?
Lunar eclipse
50
What moon is associated with the solar eclipse?
New moon
51
What moon phase is associated with the lunar eclipse?
Full moon
52
Darkest part of shadow
Umbra
53
Lightest part of shadow
Penumbra
54
Neap tide
Little difference between high tide and low tide.
55
When does a neap tide occur?
When the Sun, Earth, and Moon are at right angles. During 1st or 3rd Quarter moons.
56
Spring Tide
Highest high tide, and lowest low tide.
57
When do spring tides occur?
When Earth, Sun, and Moon are aligned. At Full moon or New moon phases.
58
Low tide
When the tide level recedes.
59
High tide
When the tide level rises.
60
What causes tides?
The moon's and Sun's gravitational pull on Earth's water. The moon has a greater pull because it is closer.
61
What causes objects in space to stay on their orbital path?
Gravity
62
What keeps the objects in space in motion?
Inertia
63
Weight
Amount of gravitational pull of an object.
64
Mass
Amount of matter in an object.
65
How does a different planet affect the weight of an object?
Weight will increase if the planet has more mass than Earth, it will decrease if it has less mass than Earth.
66
How does distance affect gravity
Gravitational pull is stronger the closer it is.
67
Tool used to measure mass, and unit of measure
Tool: triple beam balance, unit: gram
68
Tool used to measure weight, and unit of measure:
Tool: Spring scale, Unit of Measure: newtons