内容正文:
Section 4
Cross-curricular connection
Section 4
Extending and developing competencies
Make a guess
What am I
O I'm all around you,but you cannot see,
I give you life,but you can't catch me.
oI fill balloons and make kites fly high,
What am I,floating in the sky?
Before-learning
Cross-curricular connection Earth science
Air surrounds the Earth.All living things on Earth need
air to survive.What is air like?y.包围;围绕;环
绕
What do you know about...
What does air do for us?
help us float
blow up balloons
give us life
What do you know about...
How can we see'the wind?
n.风向标;风信鸡
the fan moving the
the weathercock
paper
moves on the roof
Let's read!
While-learning
Air
Air has no smell.
How does that balloon.
Air has no taste.
Float in the sky?
But when the wind blows,
Well.it's simply hot air,
You feel it on your face.
That makes balloons fly!
Look at that kite,
We need air to breathe.
Or the plane over there.
We need air to survive.
Read the poem about
How do they stay up?
And when we breathe it.
air and the text about
They ride on the air.
It keeps us alive.
Wind
wind.Then
complete
the sentences below.
Clouds move across
There are weathercocks
We can use the wind to
阳阳的中白
the sky,and it's all
like this one on top
produce clean energy.
thanks to the wind.
of some buildings.A
Windmills provide
These clouds bring in
weathercock gives us the
people with electricity.
rain for thirsty trees
answer to this question,
and flowers.
"Where is the wind
blowing from?"
Let's complete the sentences!
(1)Air has no smell
and no
taste
(2)A kite or a plane i
rides t
to stay in the sky.
(3)"We need air to survive"means "air
keeps
us
alive
99
(4)
The wind moves clouds across
s the sky,and
sometimes these clouds bring in
rain
(5)
A(n)weathercock can tell us where the wind is
blowing from.
(6)
Windmills produce electricity for us.
Take action!
Post-learning
Air is important for us!However,look around our city.
What happens to the air?
Factories and cars are making a lot of
harmful gases.There is less and less
clean air for us to breathe.
Take action!
ECK
STOP POLLUTION
Stop
factories
Drive
less
or
Plant more trees
encourage people
(Trees
are
the
from giving out
to drive EVs more
major
fighters
harmful gases.
often.
against
air
pollution.
Projec
Making a fact file about Earth protection
Thanks to the tree planters'great effort,Saihanba has once
again turned green.Are there any other places that faced,
or still face,serious problems?Let's do some research and
make a fact file.
PROTECTING OUR P
LANET STARTS WITH YOU
ARTHDAY
BIKE MORE
EARTH DAY FACTS FOR KIDS
DRIVE LESS
Free Printable Packet hom Gouing Play
C
REDUCE
RECYCLE
PLANT A TREE
SHOP WISELY
EDUCATE
VOLUNTEER