THE UNIVERSE AND THE EARTH Flashcards

4ºESO - UNIT 1

1
Q

the UNIVERSE is COMPOSED of…?

A
  • INTERESTELLAR DUST
  • CLOUDS OF GAS
  • STARS
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2
Q

the SIZE of the Universe is…

A

UNKNOWN yet

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3
Q

DEFINITION of Universe

A

is a Vast EXPANSE of Space which CONTAINS all the MATTER and ENERGY in existance

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4
Q

The FIRST subatomic particles were…

A

HIDROGEN & HELIUM

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5
Q

the FIRST subatomic particles were found as…

A

CLOUDS of GAS

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6
Q

How many TYPES of Galaxies there are?

A

3 TYPES

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7
Q

name the 3 Types of GALAXIES

A
  • ELLIPTICAL
  • IRREGULAR
  • SPIRAL
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8
Q

the MILKY WAY is a ________________ Galaxy

A

SPIRAL

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9
Q

the MILKY WAY is ______________ Shaped

A

SPIRAL

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10
Q

the MILKY WAY is made up of….

A

FOUR Arms

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11
Q

the _____________ CONTAINS between 200 - 400.000 million stars

A

MILKY WAY

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12
Q

Milky Way CONTAINS Between _________________ Stars.

A

200 - 400.000 MILLION

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13
Q

EARTH is located in the ______________ arm

A

ORION’S

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14
Q

in which ARM of the MILKY WAY is the Earth located?

A

is located in the ORION’S ARM

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15
Q

ORION’S ARM is were _________ is located

A

EARTH

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16
Q

ORION’S ARM is one of the _________.

A

Four Arms of the MILKY WAY

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17
Q

( AU ) =

A

ASTRONOMICAL UNIT

18
Q

1 ASTRONOMICAL UNIT =

A

150.000.000 KM

19
Q

1 LIGHT YEAR =

A

9.500.000.000.000 KM

20
Q

SPEED OF LIGHT =

A

300.000 KM/S

21
Q

ASTEROID BELT is between….

A

MARS & JUPITER

22
Q

between Mars & Jupiter we found the….

A

ASTEROID BELT

23
Q

KUIPER BELT is behind…..

24
Q

behind NEPTUNE there is the….

A

KUIPER BELT

25
Earth's ROTATION
23h & 56 min
26
Earth's REVOLUTION
365 days, 5h & 57 min
27
Moon's ROTATION
29.5 days
28
Moon's REVOULUTION
29.5 days
29
DISTANCE between EARTH & MOON
384.000 KM
30
DISTANCE between EARTH & SUN
1 AU
31
DISTANCE between EARTH & SUN
150.000.000 KM
32
which CONDITIONS make the ERTH HABITABLE
-ATMOSPHERE -LIQUID WATER -TEMPERATURE -ACTIVE CORE
33
Why is Earth's atmosphere IMPORTANT for?
Protection UV RAYS and METIORITES
34
the MAGNETIC SHIELD of the EARTH protect us from
SOLAR STORMS
35
the MOON is a...
ROCKY SATELLITE with No ATMOSPHERE
36
the MOON was formed by...
a Planet CRASHING to the EARTH
37
SOLAR eclipse
MOON BLOCKS the Sun to Earth
38
LUNAR eclipse
EARTH PLCOKS the Moon to Sun
39
ASTROBIOLOGY
study of: -ORIGIN -EVOLUTION -DISTIRIBUTATION of life in the universe.
40
ASTROBIOLOGY study the ________________ of life in the universe.
-ORIGIN -EVOLUTION -DISTIRIBUTATION