Part Two (6 points) Create a timeline to show when each of these animals lived. You may create this by hand and submit a scanned or photographed copy, or you may use your choice of software to create it. All work must be original and show your name on it.

The table shows dates and appearance of index fossils. which rock layers can be dated most precisely? a) a layer containing both a fossil 4 and a fossil 3 b) a layer containing both a fossil 2 and a fossil 3 c) a layer containing both a fossil 1 and a fossil 4 d) a layer containing both a fossil 1 and a fossil 2

In which layer do organisms on earth love?

What are the student's observations and inferences before he starts his investigation?