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The Nature of Science and Technology. First Quarter Ideas How do you start your year?. 2 tab Foldable Outside flap What is science? What do scientist do? Inside flap Above the line—prior knowledge Below the line—new knowledge. Line of Learning. What do Scientists look like? p.30.
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The Nature of Science and Technology First Quarter Ideas How do you start your year?
2 tab Foldable Outside flap What is science? What do scientist do? Inside flap Above the line—prior knowledge Below the line—new knowledge Line of Learning
What do Scientists look like?p.30 • Draw a scientist at work. • Compare your picture with a classmates. • List the characteristics of a typical scientist.
“Typical” Scientist Characteristics
Work of Scientist • United streaming • Hawaii Contestant Jack Uesugi A Segment of: Discovery Education 3M Young Scientist Challenge 2008 • Video Explorations—DVD 6 • What is Science? • The Work of Scientist
Are you a scientist? • Sponge Bob—I am a Scientist! • Cover of science notebook OR make a bound book • Create a full page color drawing of you as a scientist. • What are you interested in? • Where will you do your work? • What kind of equipment will you use? • What are you wearing?
Skills Handbook • Located at the back of each student text • Reference for students about skills used by scientist
Observation & Inference modified by Liz LaRosa www.middleschoolscience.com 2009, from original posted at:www.science-class.net/PowerPoints/Observation_Inference_8th.ppt
Observation Power Point • http://rpdp.net/adm/uploads/science/763Observation&Inference.ppt#266,1,Slide1 • Is Seeing Believing? • Observe black and white and colored pictures with naked eye, hand lens, and microscope.
Penny Observation • Draw a picture of a penny from memory • Observe a penny for 1 minute and then draw a picture of the penny • Use a hand lens • Observe a penny with unlimited time. • How did your drawing change each time?
Observations Any information collected with the senses. Quantitative – measurable or countable 3 meters long 4 marbles 50 kilograms 35 degrees Celsius Qualitative – describable, not measurable red flowers smells like fresh baked cookies Tastes bitter The skill of describing scientific events Information collected is evidence or data
Inference Conclusions or deductions based on observations. The process of drawing a conclusion from given evidence. Practice: Observations: I hear people screaming I smell cotton candy, popcorn, and hamburgers I see a lot of people Inference = ?
Look at these two sets of animal tracks. List 3 OBSERVATIONS. Make an inference.
Now what do you think? Make 3 OBSERVATIONS Make an INFERENCE
Now what do you think? Make 3 OBSERVATIONS Make an INFERENCE
Source of graphic:Mystery footprints • http://bob.nap.edu/html/evolution98/evol6-e.html
Observation vs Inference • List 3 Observation • List 3 Inferences
Observation vs Inference • List 3 Observation and 3 Inferences
Observation vs Inference • List 3 Observation • List 3 Inferences
Observation vs Inference • List 3 Observation • List 3 Inferences
Observation vs Inference • List 3 Observation • List 3 Inferences
Observation / Inference • Foldable • Two door shutter book • Trip tick
Lab Zone - Skills Lab p.35 Observation / Inferences • Piecing Information Together • Read a small section of a cutup book. • What facts can you state? • What inferences can you make? • How would your confidence change if you viewed more of the book? • How does this resemble the work of a scientist?
Observation / Inferences • Envelopes • Describe the journey of your envelop • Make observations/record • What can you infer?/record
Chapter Project p.5 • Generate questions • How can these be investigated? • Can any questions be investigated with a survey? • Create a survey • Conduct survey • Record, Organize, Analyze data • Draw conclusion
Predicting • Penny prediction • Predict how many drops of water fit onto the face of a penny. • Conduct 3 trials
Classification • Bean Sort • 15 bean mix • Dichotomous key • http://www.lnhs.org/hayhurst/ips/dichot/index.htm