外研版必修一Module 5 A Lesson in a Lab Reading 课件（22张）

(共22张PPT)
Module
5
A
lesson
in
a
lab
Reading
---By
yuzhang
Activation(启动）
A
lab
with
some
experiment
tables
What
can
you
see
in
the
picture?
Can
you
name
these
substances?
Potassium钾
Construction(建构1）
Sodium钠
Magnesium镁
Aluminium铝
Calcium钙
Zinc锌
Iron铁
Copper铜
Can
you
remember
them?
Please
match
A
with
B.
A
Magnesium
Iron
Calcium
Aluminium
Copper
Zinc
Sodium
Potassium
B
Al
Zn
Na
K
Fe
Ca
Mg
Cu
Consolidation(巩固)
Passage
A
Read
Passage
A
and
choose
the
best
title
for
it.
The
Different
Uses
of
Metals
The
Reaction
of
Metals
The
Reaction
of
Metals
with
Oxygen
Construction(建构）
1.It
is
hard
to
________
(想象)a
world
without
________(金属).
2.Different
metals
have
different
______(用途),
for
example,_____
(钢)is
used
in
cars,
and
___
(铁)is
used
in
______________________.
(电器)
3.When
we
use
metals,
it
is
important
to
know
how
they
______________
(和..发生反应)different
___________(物质),
for
example,
water
and
_________(氧).
4.The
________
(反应)of
metals
with
these
___________
(物质)can
________________(按顺序排列起来).
5.Here
is
a
table
with
the
metals
that
__________(反应最强烈)
at
the
top,
and
the
metals
that
react
least
___________(底部）.
think
of
metals
steel
iron
electrical
equipment
react
with
substances
oxygen
reaction
substances
be
put
in
order
react
most
at
the
bottom
uses
Passage
A
Fill
in
the
blanks
Consolidation(巩固)
Metal金属
Heated
in
________在有氧状态下加热
Reaction
with
water
or
______与水或水蒸气的反应
_________钾
Burns
to
form
an
_______燃烧后生成氧化物
Reacting
with
cold
water与冷水反应
_________钠
_________钙
_________镁
Reacting
with
_________与水蒸汽反应
_________铝
_________锌
________铁
Reacts
slowly反应缓慢
Partial
reaction部分反应
________铜
Partial
reaction部分反应
No
reaction不反应
Potassium
Sodium
Calcium
Magnesium
Aluminium
Zinc
Iron
Copper
oxide
steam
oxygen
steam
Passage
A
The
Reaction
of
Metal
with
oxygen
with
water
with
steam
Potassium
Sodium
Calcium
Magnesium
Aluminium
Zinc
Potassium
Sodium
Calcium
Magnesium
Aluminium
Zinc
Which
of
the
metals
in
the
table
reacts
the
most
with
oxygen?
Which
of
the
metals
in
the
table
reacts
the
most
with
water?
Which
of
the
metals
in
the
table
reacts
the
most
with
steam?
Application(运用)
_____
is
hard
to
think
____a
world
without
metals.
Different
metals
have_________
(difference)
uses,
for
example,
steel
_______
(use)
in
cars,
and
iron
is
used
in
___________(electricity)
equipment.
When
we
use
metals,
it
is
___________(importance)
to
know
how
they
react
_____
different
substances,
for
example,
water
and
oxygen.
The
___________(react)
of
metals
with
these
substances
can
be
put
_____
order.
Here
is
a
table
with
the
metals
that
react
most
at
the
top,
and
the
metals
that
react
______(little)
at
the
bottom.
It
of
different
is
used
Have
a
test(高考语法填空)
electrical
important
with
reaction
in
least
Application(运用)
How
to
describe
a
scientific
experiment:
aim
method
result
conclusion
apparatus
PassageB
A
Simple
Scientific
Experiment
Construction(建构）
Passage
B
A
Simple
Scientific
Experiment
Aim
Nails
have
not
rusted
1.Put...at..
2.Push...down..
3.Leave...
Method
Result
Conclusion
to
find
out
if
iron
rusts
in
dry
air
air
free-water
ordinary
water
1.Half-fill
...with
..
2.Boil...
3.Put...in...
4.Add...to...
5.
Leave
1.Half-fill...
2.Leave
Nails
do
not
rust
Nails
rusted
Iron
does
not
rust
Iron
does
not
rust
Iron
rusts
Consolidation(巩固)
A
Simple
__________（科学）Experiment
_____
（下文）is
a
_________（描述）
of
a
simple
scientific
experiment.
It
_____（表明）
us
how
iron
reacts
with
air
and
with
water.
_____（目标）：to
__________（发现）
if
iron
_____（生锈）a)
in
____
（干燥）air;
b)
in
water
that
has
no
air
in
it(__________water)
;
c)
in
ordinary
water.
__________(仪器):
3
clean
___________(铁钉),__________(试管),
_______________(试管夹,)
__________(棉花),
____(油),
_____________本生灯（即煤气灯）
Scientific
Below
description
shows
Aim
find
out
rusts
dry
air-free
Apparatus
iron
nails
test
tubes
test
tube
holder
cotton
wool
oil
Bunsen
burner
Consolidation(巩固)
Iron
in
dry
air
Method：
1.Put
some
__________
(铁钉)at
the
bottom
of
a
test
tube.
2._____
some
cotton
wool
____
the
tube.
顺着试管塞入一些棉花；
3.______
the
tube
for
one
week.把...放置
Result：
After
one
week,
the
nails
______________.
(未见生锈)。
____________(结论)：
Iron
does
not
rust
in
dry
air.
iron
nails
Push
down
Leave
Conclusion
have
not
rusted
Consolidation(巩固)
Iron
in
air-free
water
Method：
1._________
a
test
tube
_____
water.在...加一半；
2.____
the
water
for
three
minutes.(this
makes
sure
there
is
no
air
in
the
water)将...烧开
3.Put
___________
clean
nails
in
the
water2到3枚4.____
some
oil
____
the
water.在...加
This
will
_____
air
out
of
the
water.防止...进入
5.
_______
the
tube
for
one
week.放置
Result：
The
nails
do
not
rust
in
___________________________.
无空气水的试管Conclusion：
Iron
does
not
rust
in
air-free
water
Boil
Half-fill
with
two
or
three
Add
to
Keep
the
tube
with
air-free
water
Leave
Consolidation(巩固)
Iron
in
ordinary
water
________方法：
1.Half-fill
a
test
tube
with
water
and
add
two
or
three
clean
nails
2.Leave
the
for
one
week.。________结果：
The
nails
in
the
tube
with
ordinary
water.
_________结论：Iron
rusts
in
ordinary
water.
Method
Result
Conclusion
Consolidation(巩固)
Read
the
passage
A
&
B
carefully
and
answer
the
following
question.（高考题型）
1.
Which
is
the
best
title
for
the
passage
A?
A.
The
Different
uses
of
Metals
B.
The
Reaction
of
Metals
C.
The
Reaction
of
Metals
with
Water
D.
The
Reaction
of
Metals
with
Oxygen
2.
According
to
Passage
A,
we
know
that
is
often
used
in
cars,
and
is
often
used
in
electrical
equipment.
A.
steel,
copper
B.
iron,
zinc
C.
steel,
iron
D.
iron,
copper
3.
Which
metal
doesn’t
react
with
water?
A.
Sodium
B.
Iron
C.
Copper
D.
Potassium
B
C
C
Application(运用)
4.
Which
metal
reacts
with
steam?
A.
Calcium
B.
Zinc
C.
Copper
D.
Sodium
5.
If
you
put
a
shovel
(铁锨)in
a
damp
place,
it
will
there.
A.
rust
B.
form
an
oxide
C.
not
rust
D.
keep
the
place
dry
6.
Iron
rusts
in
.
A.
dry
air
B.
air-free
water
C.
ordinary
air
D.
ordinary
water
7.
According
to
Passage
B,
we
know
that
the
“air-free
water”
probably
means
.
A.
air
with
a
lot
of
water
B.
air
without
water
C.
water
with
plenty
of
air
D.
water
without
air
B
A
D
D
Ⅲ.教材与语法填空
Metals
are
very
1.__________(importance)
in
the
world.Different
metals
have
different
2._____(use).For
example，steel
3._______(use)
in
cars，and
iron
is
used
in
4._________(electric)
equipment.When
we
use
metals，5.___
is
important
to
know
6.____
they
react
with
different
substances，for
example，water
and
oxygen.7.____
reaction
of
metals
with
these
substances
can
8.___
____(put)
in
order.Potassium，sodium，calcium，magnesium，aluminium
and
zinc
react
most,9.____
iron
and
copper
react
10._____(little).
important
uses
is
used
electrical
it
how
The
be
put
and
least
Application(运用)
Have
a
test(高考语法填空)