Monthly Archives: August 2011

Today in Science 8 August 23-25

Science 8 August 25, 2011 Dr. Frazier 1. Review and consolidate notes on procedures for yeast fermentation. 2. Review and consolidate observations on yeast fermentation. 3. Make list of questions arising from the yeast fermentation activities. 4. Discuss with your … Continue reading

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Explanation of popped corn?

What explains why a kernel of popcorn pops? In the photo see the bubbles being formed in the oil as the kernels heat up. What gas or gases could possibly make up the bubbles?

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Science 7 Period 1,3,4,5 Popcorn trial 1

See the results for Trial 1 in various classes. Several classes asked: How does the heat setting affect the distance and height the popped kernels reach in a pan without a lid? period 1 popcorn trial 1 Period 4 popping … Continue reading

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Science 8 Micro-organisms and a first fermentation

Today groups practiced a complex procedure for investigating the fermentation of a sugar solution by yeast. They first prepared a supply of sugar solution at a specified concentration. They then raised the temperature of the solution to 35 degrees Celcius. … Continue reading

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This week in Science 7

Each class has made preparations to investigate the question–what happens when popcorn is popped in a pan without a lid. Representatives from each group have been developing procedures–determining what to count and measure, how to set up the apparatus, how … Continue reading

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Agenda for 18-19 August Science 7

Designing a procedure to investigate the question: What happens when popcorn is popped in a pan without a lid? AND describing and organizing our ideas about matter. See the linked document: 1819AugSci7 For groups who do not finish part 2 … Continue reading

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What happens when popcorn is popped in a pan without a lid? (science 7)

See the linked discussion of 7th graders’ expectations. What procedures are needed to check out the various expectations? What can be measured and/or counted? How? How can the many variables be controlled? What are safety concerns? What happens when disscussion

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Science 7 agenda from 16-17 August (What happens when . . .)

16-17 Aug 1) Science Self portrait Good Listening—Notes 2) 1st grouping (record in notes—My groups in notebook) 3) New words in notebook (stenographer, expectation, kernel, control) 4) Question—To initiate an inquiry: What happens when . . . .? a) Matter … Continue reading

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Scale, Our Conceptions of Micro-organisms, A first fermentation (science 8)

This year in Science 8 we will consider the very small (micro-organisms, atoms and their parts) and the very large (our earth, moon, sun, and other planets, the size and structure of the universe). We begin by considering size and … Continue reading

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Science Self-Portraits (science 7)

Some wonderful self-portraits have been created by this year’s 7th grade scientists. Stay tuned as they are posted and displayed. Science Self-Portraits Create a poster/portrait that illustrates YOU. Your portrait should include your background, your knowledge, your experience, and your … Continue reading

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