Phil12_S11_Elements_of_science(3-31-2010)

Phil12_S11_Elements_of_science(3-31-2010) - Elements of...

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Elements of Science Phil 12: Logic and Decision Making Spring 2011 UC San Diego 3/31/2011 1 Thursday, March 31, 2011
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Registering your i>clicker In order to earn points for your i>clicker responses, you must register your i>clicker online (but don’t worry, you will still get the points from before registration). Go to www.iclicker.com/registration, Fll in: - your name - your PID (student ID) number - your clicker ID (located on the back of your clicker, below the scan code) - ±inish by clicking ENTER. 2 Thursday, March 31, 2011
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Using your clickers - Set frequency When I ask the frst question oF each class, set your Frequency code to AB - Instructions Found on the back oF your clicker: hold power button until it blue “power” light ±ashes twice type A then B then select A, B, C, D, or E as your vote. 3 Thursday, March 31, 2011
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How do you know your vote was received? Check your “Vote Status” Light: - Green light = your vote was sent and received - Red fashing light = you need to vote again. Not sure you saw the light? Just vote again. Want to change your vote? You can vote again as long as the timer is still going. 4 Thursday, March 31, 2011
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Clicker question 1 Practice question: I have registered my clicker online www.iclicker.com . A. Yes B. No 5 Thursday, March 31, 2011
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One proposal: Scientists observe what happens in the world - Mendel observed a pattern in the inheritance of traits in peas - Edmond Halley observed a pattern in the occurrence of a comet But they also attempt to explain why things happen as they do - Mendel proposed factors which accounted for traits - Halley proposed an orbit for comets What do scientists do? 6 Thursday, March 31, 2011
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Hypotheses, Laws, and Theories A hypothesis is a conjecture about the way some phenomenon in the world is or behaves - Malaria is transmitted by mosquitoes - Mental imagery uses the same brain processes as perception A law is a hypothesis that seems to be very well supported A theory is a systematic set of hypotheses - Newton’s theory of motion - Freud’s psychodynamic theory - Darwin’s theory of evolution 7 Thursday, March 31, 2011
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It is just a theory!? Hypotheses and theories range from conjectures or guesses to well-substantiated claims - When Frst proposed, most hypotheses are conjectures or proposals—guesses as to how things might be - What matters is whether appropriate evidence can be marshaled for them
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Phil12_S11_Elements_of_science(3-31-2010) - Elements of...

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