1. Admit Slip 10/14/16 How did life begin? (Take your best guess) Date:
Topic:
How did life begin?
Page # ___
Must wear uniforms/IDs!
10/14/16
EBHS
Admit Slip
How did life begin?
(Take your best guess)

2. Admit Slip Share-out How did life begin??
Review: What are the “biomolecules??”
Carbohydrates
Lipids
Proteins
Nucleic Acids
Share-out!
Which one do you think came first? Why?
*Think-Pair-Share*

3. Stanley Miller: Partner Read
1) With a partner, each of you read one paragraph from the small information sheet
2) Then together, summarize the Stanley Miller Experiment & record in your journals
3) Discuss & Re-answer: a. How did life begin? b. Which biomolecule came first?

4. Video Overview: https://www.youtube.com/watch?v=N NijmxsKGbc
Share-out
How did life begin?
Video Overview: NijmxsKGbc
(2:46- 6:36)

5. Through what process did humans eventually come from bacteria?
First life?
Through what process did humans eventually come from bacteria?
Thoughts??
Evolution!

6. Earth’s Timeline

7. Timeline Format

8. Instructions
In pairs, you will create a SCALED timeline of earth’s history
What does “scaled” mean?
Read through the instructions in pairs (out loud, switching off) & answer pre- lab questions
Then gather materials, follow instructions & make your timeline!

9. Analysis
Think-Pair-Share the following questions (record in journal & be ready to share):
1) Why did evolution happen in this general order? What are some significant characteristics of early life vs. later life?
2) What surprised you? What did you learn?