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Natural Science - Year II

Unit 39: Search for the Elements

Course Materials are always under revision! Weblecture content may change anytime prior to two weeks before scheduled chat session for content.

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Homework Assignment for Unit 39

This Unit's Homework Page History Lecture Science Lecture Lab Parents' Notes

Homework for Unit 39: The Search for the Elements

Reading due before our discussion:

History Web Lecture: The search for the Elements

Science Web Lecture: The Periodic Table


Chat Preparation Essay

Log into the Moodle, click on the Natural Science II course link, and then on the forum link in session 6, Unit 39. Post your definition to the forum. Read any other posted definitions.

In what ways does the presentation of information in a chart like the periodic table make it easier to understand the relationships between the elements than a simple list?

Mastery Exercise

Log into the Moodle (if you are challenged, use your own Scholars Online userid and password), click on the master exercise for the unit, and attempt the mastery exercise at least once before chat. Bring any questions you have to chat. Then return and attempt the exercise as many times as necessary to achieve an 85% or better score.

Lab Exercise

Lab Instructions: Flame Test

Labs are within two weeks of the discussion section; the extra time should allow you to find equipment or materials. Post your lab results to the class Lab forum, in the appropriate thread.

Unit Quiz

Take the quiz for this unit. Notice the times the quiz opens and when it closes and be sure that you complete it on time! [Remember that you must first complete the Mastery Exercise with a score of 85% or better in order to take the quiz.]