Charles Darwin (1809-1882) and The Galapagos Islands. Darwin’s Ideas. The diversity of living species was far greater than anyone had previously known These observations led him to develop the theory of evolution. Darwin’s Finches. Environmental adaptation. Each island
The diversity of living
species was far greater
than anyone had
These observations led
him to develop the
theory of evolution
had its own
List reasons why the tortes and finches would be different?
Evolution is a well supported explanation of
phenomena that have occurred in the natural world
A theory in science is a well tested hypothesis, not
just a guess
What is the evidence that supports evolution?
Rock layers take time to form. Processes can be
seen in action today.
How can fossils (remains of organisms) in these rocks
be evidence of evolution?
270 – 280 million years
280 – 300 million years
300 – 500 million years
700 – 1,100 million years
How can rock formations/layers containing
fossils (remains of organisms) be evidence of
Carbon 14/Carbon 12
ratio changes after death
of an organism giving
Look at the
Give a reason why a giraffe may have acquired a longer neck?