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Portraits of the solar system

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Title: Portraits of the solar system Author: Shmulik Marco Last modified by: Shmulik Created Date: 10/9/2002 1:21:59 PM Document presentation format – PowerPoint PPT presentation

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Title: Portraits of the solar system


1
????? ??????? ??? ??????
2
??????? ????
3
??? ??? ???????? ??????? ???? ????????? ?????? ??
???
?????(Mars) ?? ???
??? (Venus) ?? ???
4
Water on Mars?
5
??? ??? ??? ????? ?????
6
???? ?? ???????
7
?????? ?? ?????? ????? ???????? ????????
8
????? ????? ???? ???? ?? ??? ???? ?????? ?????
?????
????? ????? ?????? ??? ????? ???? ????? ??????
???????? ?????????? ????? ????. ???? ?????? ?????
?????? ??? ?? ???? ??? ?????? ?????.
9
???? ????? ???????? ?? ??????? ???????
??????????? ???????? ????? ?????? ??????
Miller-Urey experiment
10
???? ?????? ????????? ?? ?????
Miller-Urey experiment
11
Banded Iron Formations???? ?????? ?????
??????????, 2 ??????? ???
12
????? ???? ?? ???? ???????? ???? ?? ????
13
?????????????? ??? ??????? ??? ?? ?? ???????
????? ??? ?? ???? ????? ?? ???? ??? ???? ?? ???
14
??????? ???????? ????????
?????? ??? ????? ?????? ????? ???????
?????. ??????? ?????? ?? ??????? ????? ??? ???
??????.
15
????????? ?? ?? ???????
????
?????
???????
????
???????
????
16
?????????????? ??? ??????? ??? ?? ?? ???????
?????????
  • ??????????
  • ????? ??????
  • ???? ?????? ????
  • ??? ????????? ?? ???

17
???????????? "????" ??????? (Cyanobacteria)????
?????? ????? ????? ???? ???? 3.8 ?????? ???
18
???????????? ???????? - "????" ???????
19
???????????? ???? "???? ???????", ???????
????????????
Cyanobacteria
20
??????? ?????? ??? ?? ??? ?? ????
21
??????? ??????????
Fossil bacteria
Eukaryotes
????? ???????
22
?????? ???????
  • ????? ???? ????

23
?????? ????? ?? ???????
????? ?????? ???? ?? ????? ????? ?????? ???.
????? ????? ???????.
24
?????? ????? ?? ???????
???? "?????" ?? ?????? ?? ??? ???? ????? ?????
??.
25
?????? ????? ?? ???????
????? ????? ??????? ????? ????? ??????. ?????
??? ????? ????? ??????? ?? ??? ????.
26
?????? ????? ?? ???????
????? ????? ?????? ?? ???? ????? ????? ??????
???, ???? ??? ?? ??????? ????. ????? ??? ?????
????? ??????? ?? ????.
27
?????? ????? ?? ???????
?????, ?????? ??? ???? ?? ???? ??? ?? ??????
???????? ?????.
28
??????? ????????????
29
?????? ?????? Pollen
10 m
30
??????? ????? (index fossils)
31
(No Transcript)
32
??????? ???????????
???? ???? ??? ???????
33
??????????
????? ?????? ?? ??? ????? ???
????? ????? ???????????? ?-550 ?????? ???
??????????
34
??????? ????? (in situ) - ????? ???????
???, ????
35
???? ?????, ???????? ?? ???? ?????
36
???????? ????? ???? 65 ?"?
37
?????????? ????? ???? 65 ?"?
38
?????????? - ????????
39
???????? ?? ????
7 ?"?
20 ?"?
50 ?"?
40
????? ?????? ???? ????
???? ??????? ??????
???? ???????
41
????? ????? ???? ????
K-T
60
30
42
????? ???? ?? ???????? ?????? ????? 65 ?????? ???
???????? ???? ??? ????? ??"? (0.05 ?????? ????)
?? ???? ?? ??? ??? ??????????. ????? ?????? ?????
?????? ?????? ?? ??????? ????? ?????? ???????
????? KT.
Why K-T? T is for Tertiary, K comes from the
Greek word for chalk (Kreta) which is found in
great quantities in the rocks of the Cretaceous
43
????? ??????? ??????? ????? ???????-??????
44
????? ???? 65 ?????? ???
45
(No Transcript)
46
???? ????????? ???????? 62-67 ?"? ?????
???? ???? ???????
47
????? ??? ????? ?? ???????? ?? ???????
?? ???? ????? ?????? ????????? ????? ????? ????
????
48
??????? ????
49
??????? ????
50
????? ???????
?????
Sabre tooth cat
???????
51
????? ???????
?? ??????
????????
???? ????
52
????? ???????
???? ??? ??? ??, ?? ??? ????????? ??????????
?????, ????? ?-1598 ????? ???? ??? ???? ?-80 ???.
53
??????? ????
Lucy, Australopithecus aferensis, lived about 3.2
million years ago, discovered by a team led by
Meave Leakey in Hadar, Ethiopia
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