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EARTH AND LIFE SCIENCE 🧪🔭 > Lesson 2 > Flashcards

Lesson 2 Flashcards

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Biology 101 flashcards
1
Q

It is the source of power in the solar system

A

Sun

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2
Q

It is the ball of hydrogen and helium gases

A

Sun

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3
Q

What is the temperature of the sun’s core

A

27 million degrees celsius

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4
Q

The sun atmosphere is made up of (3)

A

Photosphere
Chromosphere
Corona

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5
Q

Consists of convection cells that keep a grainy appearance

A

Photosphere

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6
Q

What is the temperature of the photosphere

A

4,400 to 9,000 celsius

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7
Q

How much is the thickness of chromosphere and what is the temperature of the chromosphere

A

2,000 km thick and 4,000 to 10,000 celsius

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8
Q

The outermost layer of the sun and it is also known as the sun’s halo or crown

A

Corona

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9
Q

What is the temperature of the sun’s crown also known as corona

A

2 million degrees celsius to 5 million degrees celsius

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10
Q

It is the objects surrounding the sun

A

Planets

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11
Q

What is the three main classification for an object to be considered a true planet

A

The object must be orbiting the sun
It should be nearly spherical
It should be large enough

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12
Q

It is the second densest planet next to earth
It revolves around the sun within 88 days and it rotates on its own axis once every 59 days

A

Mercury

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13
Q

It is named after the roman god of merchandise and merchants

A

Mercury

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14
Q

It is the hottest planet in the solar system because it’s atmosphere is composed of around 96.5% carbon dioxide chopping heat that causes greenhouse effect.

A

Venus

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15
Q

It is named after the roman god of love and beauty

A

Venus

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16
Q

It is also known as earth’s twin

A

Venus

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17
Q

It is the only planet in the solar system that has liquid oceans although mars may have had them in the olden days

A

Earth

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18
Q

It is the only planet that can support life

A

Earth

19
Q

It has the largest dust storms in the solar system

A

Mars

20
Q

It is the fourth brightest object in the solar system

A

Jupiter

21
Q

It is the second largest planet in the solar system

A

Saturn

22
Q

It is also known as the ring planet

A

Saturn

23
Q

It is named after the roman god of agriculture

A

Saturn

24
Q

It is the coldest atmosphere having a mean temperature of -197 celsius and -322 fahrenheit

A

Uranus

25
Q

It is named after the greek god of the sky

A

Uranus

26
Q

_____Has a very active climate among the largest storms that occurred on the planet was recorded in 1989 this phenomenon was called______which lasted about 5 years

A

Neptune and great dark spot

27
Q

The sun its planets and all the objects moving around them collectively are called

A

Solar system

28
Q

Comes from greek word which means wondering star

A

Planet

29
Q

Give the Inner planets

A

Mercury venus mars and earth

30
Q

Give the outer planets

A

Jupiter saturn uranus and neptune

31
Q

It is the closest planet to the sun

A

Mercury

32
Q

The innermost planet

A

Mercury

33
Q

Is surrounded by thick cloud cover that is why it is called veiled planet

A

Venus

34
Q

It is also known as the morning star or evening star

A

Venus

35
Q

It is also known as wattery planet because 70% of its surface is covered by water

A

Earth

36
Q

It has 22 known satellites

A

Saturn

37
Q

Its core is very rocky

A

Uranus

38
Q

It has 27 known satellites

A

Uranus

39
Q

Was the first planet found by mathematical prediction

A

Neptune

40
Q

It completes an orbit on average every 164.79 years

A

Neptune

41
Q

How many days does saturn finish one revolution around the sun

A

10,759 earth days

42
Q

How many days does saturn finish one revolution around the sun

A

10,759 earth days

43
Q

It is known as the jewel planet

A

Saturn

EARTH AND LIFE SCIENCE 🧪🔭 (5 decks)

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