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7.4 How life developed
Fossils
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Slide 1:
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Biologie
biology
Middelbare school
vwo
Leerjaar 3
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Fossils
Slide 1 - Diapositive
Slide 2 - Diapositive
Slide 3 - Diapositive
Slide 4 - Diapositive
Slide 5 - Vidéo
Slide 6 - Diapositive
Slide 7 - Diapositive
Slide 8 - Vidéo
Slide 9 - Vidéo
Slide 10 - Diapositive
Slide 11 - Vidéo
Slide 12 - Diapositive
Slide 13 - Diapositive
Slide 14 - Diapositive
Slide 15 - Diapositive
Slide 16 - Diapositive
Slide 17 - Diapositive
Slide 18 - Diapositive
Today:
revision of 7.3
intro to 7.4
Learning objectives:
- what is Big Bang?
- how has Earth changed over time?
- how did life on earth changed over time?
Slide 19 - Diapositive
what is the best definition of fossil?
A
fossils are preserved remains of once living organisms.
B
fossils are petrified remains, or traces, of organisms or part of organisms from the past.
C
fossils are any preserved remains, impression, or trace of any once-living thing from a past geological age
D
fossils are the preserved remains or traces of organisms (plants, animals, etc) that lived in the distant past
Slide 20 - Quiz
How old is a fossil at least?
A
>1.000 years
B
> 10.000 years
C
> 100.000 years
Slide 21 - Quiz
What is the importance of fossils?
A
they give clues of organisms that lived long ago
B
they provide evidence about how Earth's surface has changed over time
C
they help scientists understand what past environments may have looked like.
Slide 22 - Quiz
there are two main groups of fossils:
body & trace
what is NOT a body fossil?
A
bones
B
coprolite
C
egg
D
shell
Slide 23 - Quiz
there are two main groups of fossils:
body & trace
what is NOT a trace fossil?
A
burrow
B
carbon film
C
footprint
D
track
Slide 24 - Quiz
carbon film
preserved remain
cast
mold
trace fossil
petrified fossil
Slide 25 - Question de remorquage
what is a fossil?
A
oil formed from sea animals of long ago
B
sandstone showing ripple marks from water
C
arrowhead made thousands of years ago
D
animal tracks in rocks
Slide 26 - Quiz
characteristics of index fossils
A
Small geographical distribution, short range through time
B
Small geographical distribution, long range through time
C
Wide geographical distribution, short range through time
D
Wide geographical distribution, long range through time
Slide 27 - Quiz
Slide 28 - Vidéo
Slide 29 - Diapositive
Slide 30 - Diapositive
Slide 31 - Diapositive
Slide 32 - Diapositive
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