Today’s Goal  Assess prior understanding and misconceptions about evolution. Assess prior understanding and misconceptions about evolution. Discuss our views on evolution. Discuss our views on evolution. Warm-up  Read through the article on the “theory” of evolution. (front desk) Then, in your journal, write a reflection explaining your opinion. In your response, be sure to address the following: 1) What does evolution mean to you? 2) Do you accept the theory as scientific fact? Why or why not? Homework  Evaluating Evidence Worksheet

Discuss at your table:

How do we go about proving something scientifically?

proven unproven How to “prove” something ?

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proven unproven ?

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proven unproven Is it 100% proven?

proven unproven How to disprove something ?

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proven unproven Where is the theory of evolution on this scale? ?

Proposition: All people born between November 22 and December 22 have certain personality traits in common with each other. Sagittarius Is this a testable hypothesis? TRUE/FALSE? How much evidence is there that the proposition is true? How much evidence is there that the proposition is true? Does anecdotal evidence count? Does anecdotal evidence count? Can all questions be tested this way?

If you can’t observe it, measure it, test it and gather evidence, then... it’s not science.

Please write this down in your science journal: Scientific theory  An explanation of a complex concept that explains how the processes happen. An explanation of a complex concept that explains how the processes happen. Composed of many individual proven hypotheses. Composed of many individual proven hypotheses. Explains all the available evidence. Explains all the available evidence. Much more certain than a hypothesis or fact. Much more certain than a hypothesis or fact. Will a theory eventually become a law if it is “proven” ?

Germ Theory of Disease Cell Theory Atomic Theory Theory of Relativity Theory of Plate Tectonics Gravitational Theory

FALSE Humans, monkeys, and modern apes had a common ancestor… Although we would probably call it ape-like. How do we know?

The first Homo sapiens appeared about 100,000 to 200,000 years ago How do we know?

Between 5 and 10 million years ago How do we know?

The earliest, simplest organisms originated 3.5 to 4 billion years ago. How do we know?

4.6 billion years old How do we know?

13.8 billion years old How do we know?

How do we know about evolution? Is there directly observable evidence?

DNA Fossils Genetic heredity Vestigial structures Environmental adaptations

What biological class do humans belong to? Mammalia What does it mean that we are “related” to dogs, pigs, elephants, giraffes, and dolphins? Are we “related” to an earthworm? Are we “related” to a banana? What other animals are we related to?

Please define the following terms using the Geology books at your tables. Uniformitarianism Paleontology Relative dating Superposition Geologic column Unconformity Absolute dating Radiometric Dating Half-life All terms are found in chapter 3. Define in your own terms.

Evolution Intro Activity Date: _______ Answers to my question: 1) 2) 3) 4) 5) 6) Result: My question:

Evolution Intro Activity Date: _______ Answers to my question: 1) 2) 3) 4) 5) 6) Result: My question: 1)Answer all six questions, and check them off as you go. 2) Write down 6 of your peers’ responses to your own question. 3) At the end, you will look and see what question you have. Record it here. 4)Average the results for your question.