Problem
1) What has to happen to make a fossil decay rates?
2) How does the Grand Canyon illustrate fossil and rock strata history what did Trilobites illustrate?
3) Why would a common ancestor not look like an intermediary?
4) Why was the Tiktaalik fossil most interesting link China, feathered therapod dinosaurs, fossils - what is the importance speculation - tree down scenario or ground up scenario
5) Why was the ocean open for new animals to move into it?
Don't forget to include:
A demonstration of a scientific understanding of evolution.