unit 4 astronomy: the science of the stars. twinkle twinkle little star how i wonder what you are up...
TRANSCRIPT
Unit 4
Astronomy: the science of the stars
Twinkle twinkle little star
How I wonder what you are
Up above the world so high
Like a diamond in the sky
Twinkle twinkle little star
How I wonder what you areStars
What is “Astronomy”?
AstronomyAstronomy is the scientific studyscientific study of the universe, such as the sun, the moon, etc.universe, such as the sun, the moon, etc.
astronomer astronautA scientist who studies the universe
A professional space walker
(cosmonaut , taikonaut)
Astronomy
Can you name the eight planets that circle around the sun?
海王星Neptune
水星Mercury
金星Venus
地球Earth
火星Mars
木星Jupiter
土星Saturn
天王星Uranus
Eight Planets
Scientists now think it is too
small to be called a planet.
There used to be nine planets in the solar system.
However, recently scientists have decided that one
of them can no longer be considered a planet.
Do you know the name of that planet?
Do you know why they removed it?
The Solar SystemThe Solar System
Do you know how our life began on the earth?
Do you know any stories about the beginning of the universe? (Group work)
Each religion or culture has its own ideas about
how life began on earth?
Holy Bible
Day 1: God separated light from darkness,
creating Day and Night.
Day 2: God separated the waters, creating Sky.
Day 3: God let the dry land and waters be
together, creating Earth and Sea.
Holy Bible
Day 4: God created the sun, moon and stars.
Day 5: God created living creatures in the air
and sea.
Day 6: God created the land animals and
humankind.
Day 7: God rested and blessed this day, calling it
Holy.
The Story of Pan Gu
The Story of Pan Gu
Pan Gu separated the earth and the heaven. After he died, his arms and legs became four directions and mountains; blood became rivers; sweat became rain and dew[露珠 ]; voice became thunder; breath became winds; hair became grass; veins[血管 ] became roads and paths; teeth and bones became minerals and rocks; fresh became soil of the fields; his left eye became the sun and right eye the moon.
How life began on the earth?
Common Questions
• How did the universe begin?
• How did the earth begin?
• How did life begin on the earth?
How did the universe begin?
widely accepted theory
Big Bang Theory
The Big Bang is the highly supported theory of
the origin of the universe. In essence, this
theory states that the universe began from an
initial point which has expanded over billions of
years to form the universe as we now know it.
[ _________ ]
The formation of the earth
Big Bang stars [ _____________ ]
[ ___________ ]
______settled
explode with…
produce…
atmosphere
a solid globe
a cloud of dust
water
The importance of water
Why are there no life on Mars?
______ is fundamental to the development of life.Water
The continued presence of water
(dissolve harmful gases and acids into the oceans)
chain reaction
produce
water
small plants in water shellfish and fish
green plants on land
insects and amphibians
mammals
reptiles
dinosaurs
Man had evolved from apes.
Paragraph 1
Paragraph 2
Paragraph 3
Paragraph 4
Paragraph 5
A widely accepted theory about the formation of the universe
The formation of the earth
The importance of water for life
The development of plants and animals on the earth
The arrival of humans and their impact on the earth
Mai
n
Bo
dy
make watch wonder be cool multiply begin exist explode
Where do we come from? How did the universe ______? When we ______ the stars through the telescope, we _______ why the universe ______. After the “Big Bang”, the earth ____ just a cloud of dust. Somehow it ________ loudly with fire and rock, which _____ the earth’s atmosphere. As the earth ______ down, water ______ to appear on its surface, which was important for the beginning of life. Then living things __________ on the earth.
begin watchwonder exists
was
explodedmade
cooled began
multiplied