Solar System And Beyond Lesson 2 Flashcards

(41 cards)

1
Q

A natural or artificial object in space that circles around another object

A

Satellite

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2
Q

The appearance of the shape of the moon at a particular time

A

Phase

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3
Q

The regular rise and fall of the water level along a shoreline

A

Tide

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4
Q

A blocking of the suns lights that happens when earth passes through the moons shadow

A

Solar eclipse

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5
Q

A situation that occurs when earth the sun the moon are in a straight line and earths shadow falls across the moon

A

Lunar eclipse

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6
Q

one of many small rocky objects between mars and Jupiter

A

Asteroid

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7
Q

A chunk of rock from space that travels through earths atmosphere

A

meteor

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8
Q

A mixture of ice frozen gases rock and dust left over from the formation of the solar system

A

Comet

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9
Q

A object in space that produces its own energy including heat and light

A

Star

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10
Q

A huge cloud of gas and dust in space that is the first stage of star formation

A

Nebula

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11
Q

An object whose gravity is so strong that light can escape it

A

Black hole

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12
Q

The distance light travels in a year

A

Light year

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13
Q

A star that can no longer turn helium into carbon it’s cools and shrinks becoming very small and dense

A

White dwarf

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14
Q

Any of the patterns that are formed by a group of starts in the night sky

A

Constellation

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15
Q

A star that produced more energy than gravity can hold together and has exploded

A

Supernova

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16
Q

As the earth revolves around the sun, the_________revolves around the earth

A

Moon

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17
Q

The moon orbits around the earth takes ________

18
Q

The apparent shapes of the moons are called

19
Q

_________phase is when you can’t see the moon at all

20
Q

________ phase is when you see a sliver of the moon

21
Q

__________phase is when the moon appears smaller

22
Q

_______phase is when the moon appears larger

23
Q

The moons gravitational pull causes the tides and it happens twice a day the rise and fall of the tides are called a _______ and _____

A

High tide and low tide

24
Q

________ are small rocky or metallic object that orbits the sun in both the inner and outer regions of the solar system surface

25
____________is a meteor that hits the earths surface
Meteorites
26
The head of a comet is made up of a __________ and nucleus
Coma
27
A _______ is formed when the heat from the suns rays pushes some of the coma way from the comet
Glowing tail
28
Stars have different colors. Colors occur because of the surface_________ of each star
Temperature
29
Sun temperature makes it look _________
Yellow
30
Cooler stars appear _________ or __________
Red or orange
31
Warmer stars appear ________ or ________
White or blue
32
The sun is about _________________ years old.
5 billion years old
33
It takes 8 minutes for _________to reach earth
Light
34
Astronomers use __________ to describe the great distance between stars
Light years
35
Constellations are named after ____________ or objects
Animals, fictional character, or objects
36
There are ______ constellations
88
37
Travelers can use the Big Dipper or the Little Dipper to find _________ which tells you which direction is____________
Polaris and north
38
The sun contains 99% of the solar systems total__________
Mass
39
92% of the sun is made up of _________gas
Hydrogen
40
___________are the sudden release of energy from the suns atmosphere
Solar flares
41
_______phase is almost a full moon
Gibbous moon