Unit10 Air Lesson1同步课件

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Unit10 Air Lesson1
This is our home.
We live on Earth.
There are many natural elements around us.
We cannot live without them.
They are everywhere around us.
natural elements
Air is …
Air has …
We need air to …
We can … with air.
What do you know about air
Air has no smell. Air has no taste.
Air has no colour. Air has no shape.
When the wind blows, we can feel it.
We need air to breathe.
We need air to survive.
When we breathe it,
It keeps us alive.
What is it
Does it have any colour or taste
Can you see or feel it
What is it
Does it have any colour or taste
Can you see or feel it
It is air.
No, it doesn’t.
I cannot see it, but I can feel it.
It has no ______ or _______.
It has no _______ or _______.
We cannot ____ it, but we can ____ it.
colour
shape
smell
taste
see
feel
Why is it important
We all need it to keep us alive.
It is __________.
It is important to all ______.
It is also important to ______ and _____.
We all need it to keep us _____.
everywhere
people
animals
plants
alive
What other things need air
Kites, hot-air balloons, planes
and birds.
Look at the _____ and the ______.
Look at the _____ and the _____.
They all need it too.
It keeps them _____ in the sky.
kite
balloon
plane
bird
high
It keeps them high in the sky.
It is air.
It has no colour or shape.
It has no smell or taste.
We cannot see it, but we can feel it.
It is everywhere.
It is important to all people.
It is also important to animals and plants.
We all need it to keep us alive.
Look at the kite and the balloon.
Look at the plane and the bird.
They all need it too.
It keeps them high in the sky.
parachute
How to make a parachute
What do we need
a piece of cloth
a string
a small toy
Take a piece of cloth.
Tie a piece of string
to each corner.
Bring the four pieces of string together and tie them to a small toy.
Throw the toy up in the air.
What happens
How to make a parachute
1. The parachute falls down quickly / slowly.
2. The parachute is open / closed.
3. The parachute hits the ground
gently / heavily.
4. There is air / water in the parachute.
The toy moves slowly in the air.
1. Listen to and read Student’s Book pages 68 and 72.
2. Recite the riddle in “Listen and say” on Student’s Book page 68.
3. Make a toy parachute.
4. Finish Workbook pages
56 and 58.
谢谢
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