2012轻松快乐过寒假初三九年级物理答案（江苏人民出版社)2012的!,有英语的话也3Q啦发我邮箱也行

2012轻松快乐过寒假初三九年级物理答案（江苏人民出版社)2012的!,有英语的话也3Q啦发我邮箱也行
2012轻松快乐过寒假初三九年级物理答案（江苏人民出版社)
2012的!,有英语的话也3Q啦
发我邮箱也行

2012轻松快乐过寒假初三九年级物理答案（江苏人民出版社)2012的!,有英语的话也3Q啦发我邮箱也行
物理练习1
在力的方向上移动的距离
静止
F1*L1=F2*L2
J 50
做功快慢
单位时间内做功的多少
P=W/t
400 0
动滑轮
定滑轮
滑轮组
B B 省
A 500
变小
不变
CCAAB
66.7%
74.1%
在动滑轮重不变的情况下,物体越重,机械效率越高
G总=Fn=15*2=30N
G=G总-G动=30-5=25N
η=G/G总*100%=25/30*100%≈83.3%
过程好烦啊不写了
360N
36W
练习二
水的比热容大
对外做功
做功
机械
内
速度
物体被举高高度
动能
动
重力势
2.1*10^6
减少
做功
转动
3：2
2：3
100
热值高
燃烧无污染
水蒸气
活塞
降低
减小
内
机械能
CCACC
14略
1.26*10^5J
1400J/S
7L
1.008*10^7J
6*10^7J
16.8%
煤不完全燃烧 放出的热量没有被水完全吸收
练习三
串联
并联
串联
并联
并
串联
并
L2,L3
串
L1,L2
并
2.5V
1.5V
短
L1
短路
b
3V
1.5V
BBBBB
14,15略
练习四
小于
增大
20欧
20欧
16欧
5
60
温度
2.7
英语练习一
worry about
be divided into
worry too much
keep secrets
fargue with sb.
forgive sb. for sth.
show off
give up easily
take care of
pay attention to
different kinds of ideas
devote to charity
modest generous
unlucky shy
hard-working inpatient
impossible unfair
inactive full
dishonest incorrect
weak stupid
to save
not meeting
to eat
explaining
putting
butterfiles
planning
unfair
leader
energetic
What is he like
What does Sam often dream about
Which women is our new teacher
The were divided into 4 groups by Mr zhang
His young sister is taken care of by Peter
Your star sign is divided by your birthday
His mother is so kind that shi helps others
There is nothing wrong with Jim's mind
He is clever enough to solve the problem
Can you tell me how to get to the nearest shop
AAABB ADBAD AC
CBCDA DABCD
CACCCAB
作文略
英语练习二
prefer
would rather
would rather
prefer
would rather
would rather
prefer
prefer
prefer
nothing
noting
everybody
nobody
anything
nothing
none
anyone
everyone
something
everybody
BABDA CBCBB
I prefer watching TV to go to have a walk with you
It's interesting to chat with others
If you fell sad or scared,try to wear in yellow
She painted the wall blue and hope it will bring you success
I think it will rain
BCBCA DBADB
CDCBBC
作文略
英语练习三
from
at
about
whti
to
on
about
in
feel stressed
at the moment
be very valuable
on time
hand in
give up doing sth.
plenty of
hear from sb.
a piece of advice
forget to do sth.
go out late
be in trouble
though
attention
confidence
talented
prouds
replied
miss
spare
on worries
shout
stressed
causing
weight
balance
covers
getting
has come
to follow
walk
to deal
listening
to help
clean
drawing
to catch
to tell
fell
smoking
don't
to buy
discussing
hasn't finished
to meet
to write
sitting
to stay
to save
CACBA ADDDA A
BCDCC BDCAA
CADCDD
作文略
英语练习四
reported
especially
series
months
interview
director
prize
cartoon
movie
announced
website
space
DADBB ACADD
talking
think
lasted
quicker
much homework to do that i have no time to watch TV
Why these tigers are being killed
a number of
beautifully==>beatuflyu
hardly==>hard
back==>去掉
all==> both
are==>去掉
boring==>bored
any==>后面加 other
more==>much
very==>去掉
in ==>of
of==>in
BCADA BACBC
BCAAACDACB
英语练习五
acting
to be
loss
to become
successful
beauty
beginning
was chosen
final
achievement
not only but also other parts
mounded loss of
beauty charm attracted attention
during her lifetime earned four more nominations
achievements went beyong industry
consider not just as humanitarian
put most to
later received interesting gift
explain of class
sure if you are right
am i==>换成 i am
was==>后面加to
to==>for
finally==>final
to==>去掉
to==>去掉
into==>去掉
include==>including
devoted
will take
was watching
marks marks
to take
dream
was taken
look
will find
were watering
bring
DBBCCADC
BDDCBADCCC
CCABDDAACB
英语练习六
energetic
represents
easily
thousand
quarrelling
advice
ours
shares
attacked
bored
The ice is thick enough to skate on
Red can help you easily make a decision when you have difficulty
I don't know how to cheer you up
She is not only pretty but also polite
This morningteachers askedme why i was late
DBCAD BBADA CACB
DCABA CCACD BDCAD DCBCA

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