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Measurement TOPIC 1,2,3 MY GOAL G.O.T. = G et O n T ask. Tues 8.28.12. Scientific Process I will learn how to identify parts of an experiment. Copy this BIG on ISN p.12 Control Group vs. Constants . Group that is NORMAL – No changes – You are in CONTROL of it.
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Measurement TOPIC1,2,3 MY GOAL G.O.T. = Get On Task Tues 8.28.12 Scientific Process I will learn how to identify parts of an experiment Copy this BIG on ISN p.12 Control Group vs. Constants Group that is NORMAL – No changes – You are in CONTROL of it The THINGS you must keep the SAME while setting up the experiment
Procedure …. AKA “What are we doin’ today?”
Can you Identify the… CONTROL Group vs3 Constants EXPERIMENTAL GROUP #2 EXPERIMENTAL GROUP #1 EXPERIMENTAL GROUP #3 4 ounces Target H20 NORMAL tap H2O 4 ounces Wal-Mart H20 4 ounces K- Mart H20 comparison! BTW, what is the IV? DV?
BIAS Favoritism - To influence in an unfair direction Pierce is creating a research team to study the effects of boating on the river in his home town. How can he reduce bias in his study? Interview only the boaters who are on the river every weekend? Interview just the fishermen who are concerned about the gas polluting the river? Interview only the people who live along the river who enjoy the serene view each day? Interview the boaters, the fishermen, AND the people who live along the river?
ETHICS Society’s perception as to what is right or wrong. A scientist develops a new vaccine for AIDS. It can cure the disease, but it can also release toxins into the air. What should the scientist do? Report the good, but not the bad results? Only sell his drug to the one of the major drug companies like Pfizer or Merck, whichever one is the highest bidder. Tell the public that his drug cures the disease, but it is dangerous to the environment. Do nothing.
Add two words to ISN p.10 Y D =Effect = then I X =Cause = If
Formative = Practice MT 123 Formative #3- Graphing Name___________________________Period____ • On the graph itself, label the: 1) X axis 2) the Y axis 3) the Independent Variable • 4) What is the Dependent Variable?________________________________________________________________________ • ) What is the graph “saying”?____________________________________________________________________________ • _______________________________________________________________________________________________
ISN p.11Writing a Hypothesis IF Jill hikes during the hot summer (CAUSE),THEN she will see that the canals are green & murky. (EFFECT) IF Kim waits until the colder months arrive (CAUSE),she will have a better time catching her favorite reptile (EFFECT) IF you do not bathe while camping (CAUSE), then you will not get bit by mosquitoes. (EFFECT) IF there are no preservatives in bread (CAUSE),THEN the mold will grow within one week. (EFFECT)
Last JOB TODAY • Complete Identifying Parts of Exp. on p. 13 of NB • BTW…You MUST be able to do this ON YOUR OWN!
StopThinkAnd Reflect Did we reach our goal? To identify parts of an experiment… Did you reach that goal? How do you know you reached the goal? What are YOU going to do if you did not reach that goal??
Finish ISN p. 13 Identifying Parts of an Experiment • Review the info. in your NB for 15 minutes! EOCA = End of Class Assignment Be the change you wish to see in the world