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How many significant figures?

Date : Sept 2, 2014 Page : Table of Contents p.1 Glossary – Last 5 pages Warm-ups – Front Cover W.O.D. Pro = Before. Warm-Up: Which type of cell do you think came first, prokaryotes or eukaryotes?. How many significant figures?. The earth is 4,500,000,000 years old

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How many significant figures?

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  1. Date: Sept 2, 2014Page: Table of Contents p.1 Glossary – Last 5 pages Warm-ups – Front CoverW.O.D. Pro = Before. Warm-Up: Which type of cell do you think came first, prokaryotes or eukaryotes?

  2. How many significant figures? • The earth is 4,500,000,000 years old • The first life appeared 3.8 billion years ago • 2,100,000,000 years ago, the first multicellular life formed. • 200,000 years ago, humans first appeared.

  3. What makes something alive?

  4. How did life originate? Free write on how you think life appeared on earth, and how you would go about proving/disproving your theory.

  5. How to test a hypothesis: • Claim Evidence Reasoning • OHEC

  6. Reflection: Name one characteristic of life.

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