Bai 21 Thuc Hanh Phan Tich Bieu Do Nhiet Doluong Mua [Compatibility Mode]

8/2/2019 Bai 21 Thuc Hanh Phan Tich Bieu Do Nhiet Doluong Mua [Compatibility Mode]

1/19

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2/19

Quan st tranh v nhn din ni dung bc tranh

Tia bc xmt tri c hi

Lp dn

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3/19

BI TPBI TPChn p n ng nht cho cc cu hi sau:

Cu 1: Thnh phn no ca khng kh chim t l nhiu nht?

a. Kh xi b. Kh Nit c. Hi nc v cc kh khc

Cu 2 : Thnh phn khng khnh hng ln nht n ssng ca cc sinh vtv schy l:

a. Hi nc b. Kh Cacbonic c. Kh Nit d. Kh xi

Cu 3 : dn l cht kh nm trong tng bnh lu c tc dng:

a. iu ho lng nh sng mt tri, gip cy xanh pht trin.

b. Ngn cn phn ln tia tngoi n Mt t c hi cho con ngi.

c. C a , b u ng.

d. C a , b u sai.

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4/19

c im Tng i luTng bnh

lu

a. Khng kh chuyn ng theo chiuthng ng.

b. Khng kh chuyn ng theo chiungang.

c. dy: 16 n 80 km.

X

X

d. Ni sinh ra cc hin tng my,ma, sm chp.

e. dy t0 n 16 km.

f. Cln cao 100m nhit li gim0,60C.

g. C lp dn bao ph.

X

X X

XX

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5/19

1. Thi tit v kh hu.Vy thi tit l g ?Chng trnh dbo thi tit

thng c nhng ni dung g?

Thi tit l tt c mi hin

a. Thi tit.

Bi 18:

tng kh tng (nng,ma, gi,) mt aphng trong mt thi gianngn nht nh.

Nhiet o, cap gio,hng gio, o am, lng

ma cua moi khu vc

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6/19

a. Thi tit.- Thi tit l tt c mi hin tng kh tng (nng, ma, gi,)

mt a phng trong mt thi gian ngn nht nh.

- Thi tit lun thay i. Thi tit thay i nh thno?

c im chung ca thi titl?

- Trong mt ngy c khithi tit thay i n my

Sng nng chiu ma, sngmt m tra nng nng v oibc

ln.

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7/19

- Thi tit lun thay i.- Trong mt ngy c khi thi tit thay i n my ln.

b. Kh hu. Kh hu l g

Kh hu l s lp i lp lica thi tit mt ni trong

mt thi gian di, t nmny qua nm khc.

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8/19

b. Kh hu.Kh hu l slp i lp li ca thi tit mt ni trong mt thi

gian di, tnm ny qua nm khc.

Em hy nu skhc nhau gia thi tit v kh hu?

Thi tit: l biu hin tnhtrng kh quyn trong thi gianngn, phm vi hp, thay ithng xuyn

Kh hu: l slp i lp li catnh hnh thi tit trong thi giandi, phm vi rng, khng thayi v n nh

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9/19

2. Nhit khng kh vcch o nhit khng kh.

a. Nhit khng kh.

b. Kh hu.Kh hu l slp i lp li ca thi tit mt ni trong mt thi

gian di, tnm ny qua nm khc.

Nhit khng kh l g?- Nhit khng kh llng nhit (nng, lnh) mTri t hp th t Mt

Tri v phn x tr li vokhng kh.

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10/19

a. Nhit khng kh.- Nhit khng kh l lng nhit (nng, lnh) m Tri t hp

th tMt Tri v phn x trli vo khng kh.

b. Cch o nhit .Ngi ta o nhi t bng

dng cg v o nhthno ? nhit k trong bngrm, cch mt t 2m.

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11/19

- Nhit trung bnh ngy:cng 3 ln o vo lc 5h,13h, 21h ri chia cho 3.

Ngi ta o nhit trungbnh ca mt ngy nh thno?

b. Cch o nhit . nhit k trong bng rm, cch mt t 2m.

5 gi Yu13 giChm

dt13 gi

Ti sao hi o 3 ln volc 5 gi , 13 gi , 21 gi ?Mnhnht 21 gi

Ti sao khng kh trn mt tkhng nng nht lc 12 gi (lcbc x mnh nht) m l i nngnht vo lc 13 gi.

12 gi Mt Tri bc x vokhng kh, phn ln lng nhitc mt t hp th, 1 t ing sau

(13 gi) mt t bc x vo khngkh lm khng kh trn mt tnng nht.

Mnhnht

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12/19

- Nhit trung bnh ngy: cn g 3 ln o vo lc 5h, 13h,21h ri chia cho 3.

b. Cch o nhit . nhit k trong bng rm, cch mt t 2m.

Nhit trung bnh ngy =

Tng nhit cc ln o

S ln o

Tnh nhiet o trung bnh ngay Ha Noi SGK/55.

Nhiet o trung bnh ngay Ha Noi:200C + 240C + 220C

3= 220C

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13/19

- Nhit trung bnh ngy: cng 3 ln o vo lc 5h, 13h, 21h richia cho 3.

Nu cch tnh nhit trung bnh thng, nm ?

Nhiet o trung bnh thang =

Tong nhiet o trung bnh cac ngay trong thang

So ngay trong thang

Nhiet o trung bnh nam =So thang trong nam

Tong nhiet o trung bnh cac thang trong nam

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14/19

- Nhit trung bnh thng: cng tng nhit trung bnh ca ccngy chia s ngy.- Nhit trung bnh nm: cng tng nhit trung bnh ca cc

thng chia 12 thng.

3. S thay i nhit cakhng kh. Ti sao vo nhng ngy

h, ngi ta thng ra bi nn hmt ? N u n nhnT i sao l i c kh h u l ca. Nhit khng kh thay

dn n hin tng kh hubin ?a v i dngy eo v r xa ay g n

bin:

Do s tng gim nhit ca t v nc khc nhau,

nn nhit khng kh trong t lin khc gnbin.

Vng bi n vo nhngngy h mt hn.Nguyn nhn do ncbin c tc dng iu

ha nhit , lm khngkh ma h bt nng.

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15/19

a. Nhit khng kh thay i ty theo v tr xa hay gn bin:Do stng gim nhit ca t v nc khc nhau, nn nhit

khng khtrong t lin khc gn bin.

b. Nhit khng kh thayi theo cao:

Nhit khng kh thay iCng ln cao nhit

Hy gi i thch s chnhlch nhit 2 im hnh48 (SGK)?

theo cao nhth no?ng c ng g m. ncao 100 m nhit li gim0,60 C.

A

B

V chenh lech nhiet o gia hai

iem la 60C ma c len cao 100mnhiet o se giam i 0,60C. Nnchnh lch cao gia 2 im l1000m.

X =6 x 100

0,6= 1000 m

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16/19

b. Nhit khng kh thay i theo cao:Cng ln cao nhit khng kh cng gim. Cln cao 100 m nhit

li gim 0,60 C.

c. Nhit khng kh thayi theo v .

- Vng v thp: nhit

V sao li nhth?

ay eo v nhthno?

cao.- Vng v cao: nhit thp.

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17/19

c. Nhit khng kh thay i theo v.- Vng v thp: nhit cao.- Vng v cao: nhit thp.

ien t thch hp vao cho cham () cac cau sau:

Thi tiet la hien tng kh tng (nang, ma, gio,) mot a phng trong mot .

Kh hau la . tnh hnh.. mot a phng trong .........................

g an ngan

bieu hien cua thi tietmot thi gian dai

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18/19

Cho bng s liu v nhit trung bnh cc thng HiD- ng trong 1 nm.

Thng I II III IV V VI VII VIII IX X XI XII

Nhit 0

15 17 21 22 24 29 28 26 25 22 19 16

Hy tnh nhit trung bnh nm ca Hi d- ng

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19/19

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