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KAVIYATTU COLLEGE OF 
EDUCATION 
FOUSIYA 
BEEGOM.M.S 
SOCIAL SCIENCE 
REG NO: 16913368012
STANDARD – IX 
UNIT – I 
½psS A´-co£w
Hmtkm¬ timjWw
A´-cn-£-¯sâ 0.0001 % am{Xw ImW-s¸-Sp¶ 
hmX-I-amWv Hmtkm¬. `utam-]-cn-X-e-¯np 
apI-fn 18 Intem-ao-äÀ hsc Db-c-¯n 
kv{Smtäm-kv^n-b-dn-emWv Hmtkm¬ hym- 
]n¨p InS-¡p-¶-Xv. Hmtkm¬ IqSp-X-epÅ 
`mKw Hmtkm¬ IpS Hmtkm¬ ]mfn F¶n-§s 
Adn-b-s¸-Sp-¶p.
Hmtkm¬ ]mfn kqcy-n n¶pÅ A]-I-S-c-amb 
AÄ{Sm-h-b-eäv Inc-W-§sf BKn-cWw sNbvXv 
`utam-]-cn-X-e-¯n-se-¯msX kwc-£n-¡p-¶p. Cu 
taJ-e-bn Hmtkm-Wnsâ Afhv Ipd-ªm kqcy- 
n n¶pÅ AÄ{Sm-h-b-eäv Inc-W-§Ä IqSp-X 
`qan-bn ]Xn-¡m³ CS-bm-Ip-Ibpw CXv ap-jy- 
pÄs¸-sS-bpÅ Poh-Pm-e-§Ä¡v lmn-I-c-am-Wv.
kvt{] s]bnâv apX-emb hkvXp-¡-fn n¶pw ]pd-¯p-h- 
cp¶ t¢mtdm-^vfqtdm ImÀ_¬ (CFC) t]mepÅ 
hkvXp-¡-fmWv Hmtkm¬ ]m-fn-bpsS mi-¯nv CS-bm-¡ 
p-¶-Xv. C¯-c-¯n Hmtkm¬ ]mfn-bpsS mi- 
¯nv CS-bm-¡p-¶-Xv. C¯-c-¯n Hmtkm¬ ]mfn-bn-ep- 
m-Ip¶ timj-Ws¯ Hmtkm¬ kpjncw (Ozone 
Hole) F¶p ]d-bp-¶p.
Hmtkm¬ Znw 
• temI-cm-jv{S-§Ä sk]vXw-_À 16 Hmtkm¬ Zn- 
ambn BN-cn-¡p-¶p. A´-co-£-¯nse Ftkm-Wns 
kwc-£n-t¡--Xnsâ Bh-iy-I-X-sb-¡p-dn¨v temI-P-- 
Xsb t_m[-hÂI-cn-¡p-¶-Xn-mbn«mWv CuZn- 
mN-cWw S-¯p- ¶-Xv.
Hmtkm¬ timj-W-¯nsâ 
`hn-j-¯p-IÄ 
Imem-hØ amäw 
ImÀjn-I-hn-f-IÄ¡pw ImSnpw Dm-Ip¶ miw. 
Xz¡v Im³k-dnsâ hÀ²--hv. 
I®n-p-m-Ip¶ £Xw, Xnan-cw, AÔX F¶nh. 
ap-jysâ Blm-c-irw-J-e-bnse ssPh-_-Ô-§Ä¡p hcp¶ 
miw.
μn

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Oozone

  • 1.
  • 2. KAVIYATTU COLLEGE OF EDUCATION FOUSIYA BEEGOM.M.S SOCIAL SCIENCE REG NO: 16913368012
  • 3. STANDARD – IX UNIT – I ½psS A´-co£w
  • 5. A´-cn-£-¯sâ 0.0001 % am{Xw ImW-s¸-Sp¶ hmX-I-amWv Hmtkm¬. `utam-]-cn-X-e-¯np apI-fn 18 Intem-ao-äÀ hsc Db-c-¯n kv{Smtäm-kv^n-b-dn-emWv Hmtkm¬ hym- ]n¨p InS-¡p-¶-Xv. Hmtkm¬ IqSp-X-epÅ `mKw Hmtkm¬ IpS Hmtkm¬ ]mfn F¶n-§s Adn-b-s¸-Sp-¶p.
  • 6. Hmtkm¬ ]mfn kqcy-n n¶pÅ A]-I-S-c-amb AÄ{Sm-h-b-eäv Inc-W-§sf BKn-cWw sNbvXv `utam-]-cn-X-e-¯n-se-¯msX kwc-£n-¡p-¶p. Cu taJ-e-bn Hmtkm-Wnsâ Afhv Ipd-ªm kqcy- n n¶pÅ AÄ{Sm-h-b-eäv Inc-W-§Ä IqSp-X `qan-bn ]Xn-¡m³ CS-bm-Ip-Ibpw CXv ap-jy- pÄs¸-sS-bpÅ Poh-Pm-e-§Ä¡v lmn-I-c-am-Wv.
  • 7.
  • 8. kvt{] s]bnâv apX-emb hkvXp-¡-fn n¶pw ]pd-¯p-h- cp¶ t¢mtdm-^vfqtdm ImÀ_¬ (CFC) t]mepÅ hkvXp-¡-fmWv Hmtkm¬ ]m-fn-bpsS mi-¯nv CS-bm-¡ p-¶-Xv. C¯-c-¯n Hmtkm¬ ]mfn-bpsS mi- ¯nv CS-bm-¡p-¶-Xv. C¯-c-¯n Hmtkm¬ ]mfn-bn-ep- m-Ip¶ timj-Ws¯ Hmtkm¬ kpjncw (Ozone Hole) F¶p ]d-bp-¶p.
  • 9. Hmtkm¬ Znw • temI-cm-jv{S-§Ä sk]vXw-_À 16 Hmtkm¬ Zn- ambn BN-cn-¡p-¶p. A´-co-£-¯nse Ftkm-Wns kwc-£n-t¡--Xnsâ Bh-iy-I-X-sb-¡p-dn¨v temI-P-- Xsb t_m[-hÂI-cn-¡p-¶-Xn-mbn«mWv CuZn- mN-cWw S-¯p- ¶-Xv.
  • 10. Hmtkm¬ timj-W-¯nsâ `hn-j-¯p-IÄ Imem-hØ amäw ImÀjn-I-hn-f-IÄ¡pw ImSnpw Dm-Ip¶ miw. Xz¡v Im³k-dnsâ hÀ²--hv. I®n-p-m-Ip¶ £Xw, Xnan-cw, AÔX F¶nh. ap-jysâ Blm-c-irw-J-e-bnse ssPh-_-Ô-§Ä¡p hcp¶ miw.
  • 11. μn