Monthly Archives: September 2015

30 Sept. Science 8 Reactions of steel wool and moist air, steel wool and vinegar, mung beans, vinegar and baking soda

Take closed bottles to desk. Do not open. Carefully take the cylinders and water basins to your desk. Do not dismantle. Examine the appearance and record your observation. Find the mass of your bottles and record the result. Look at … Continue reading

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29 September Science 7 Tumble buggy reports; Newton’s 1st law; trying to determine acceleration with a toy car

Tumble Buggy Reports–Form–appropriate information in appropriate sections, Completeness and Clarity most important, Spell out your thinking and show your work, Units with all numbers, adequate sample size, examine possibilities and the effects they might have *How would you discuss the … Continue reading

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28 September Science 8 The Moon

Taken at 8:00 pm Indian Standard Time, New Delhi 27 September, 2015. About 30 deg. elevation looking a little south of east. We might be able to catch a bit of the penumbral eclipse at moonset (sunrise) in the morning. … Continue reading

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28 September Science 8 Conservation of Mass–Chemical Reactions–Gases

Today we will begin several reactions. Information will appear in this post and in class. Be sure you keep complete records in your notes. In 3 of the experiments, you will introduce reactants into a closed bottle and find the … Continue reading

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27-28 September Science 8 The “super” moon

The moon <http://www.timeanddate.com/moon/phases/india/new-delhi> will rise this evening at 17:43. It rises almost due East–check your compass. It will set in the morning at 6:09 almost due West. Remember that we are just past the equinox when the sun is also … Continue reading

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25 September Science 8 Reflection and commentary on The “disappearing volume” puzzle investigation

Create a commentary/reflection on your mixing ethanol and water investigation based on the following questions. Write this reflection on your student blog. Tag the blog with Science 8. Include a link to your report on the digital science notebook. Make … Continue reading

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25 September Science 7 Inertia, Relative Motion, Force, Acceleration–Beginning to understand Newton’s Laws of Motion

Newton’s 1st Law of Motion is about a property of matter called inertia. If you realize that the cart could keep moving in a straight line with constant speed with no one pushing or pulling it (see graph below), you … Continue reading

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22 September Science 7 From speed to acceleration–what is it that forces do?

Review reports on the tumble buggy. Review commentaries/reflections on the student blogs. Recall the pulling cart experiment: (look at the 10 pound force trial; can you find something strange?)                       … Continue reading

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21 September Science 8 Finish Mixing Ethanol and Water project–writing the report–tables, graphing guidelines; Moon and Sun observations

Presenting data Tables of data submitted by students–email individual authors for clarification–take care in interpretation: https://docs.google.com/a/aes.ac.in/spreadsheets/d/144AJ0WtYazOAwBF4ggc36QMzrddTu8eh0KIRH6SnMeA/edit?usp=sharing Tables (well-organized and labeled; lead to graphs) and Graphs (graphing guidelines: axes labeled with variable names and units; appropriate variable plotted on appropriate axis: horizontal/vertical–independent/dependent–manipulated/responding–cause/effect; … Continue reading

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18 September Science 7 Turn in projects; write commentary / reflection on student blog; begin acceleration

Turn in project If project is not ready, email parents with a copy to Dr. F, that project is late / missing. While waiting, work on probes (see: http://rfrazier.msblogs.aes.ac.in/2015/09/03/4-september-science-7-experiment-with-a-constant-force-standards-notebook-check-summative-assessment/ If probes are answered completely, examine cart data and graphs on blog: http://rfrazier.msblogs.aes.ac.in/2015/09/09/10-september-science-7-summative-assessment-motion/ … Continue reading

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