Do Now:
How are rocks and minerals related? Make a list of all rocks you know
Today in class we:
Discussed classification of rocks, classes of rocks: Igneous, Metamorphic, Sedimentary
Discussed Igneous Rocks: Intrusive vs. Extrusive, Felsic vs. Mafic, Fine grained vs. Coarse grained
Homework:
Read Chapter 5, Section 1 Answer questions 1 and 2 of Section 1 Review
This is the homework and happenings page for Owatonna Junior High School's 8th grade Earth Science class with Mrs Koessler. Here you will find agendas, assignments, extra credit opportunities, and tutorials for subjects covered in this class.
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Find information about 7th grade Life Science with Mrs. Koessler by following this link
Tuesday, September 23, 2008
Friday, September 19, 2008
Diamond Deception
Today in class we watched the NOVA production Diamond Deception
Homework: due Monday/Tuesday
Students are to write a movie reflection that address the following aspects of the movie
- Typed 1.5-2 pages in length
- Summarize the science presented in the movie
- Summarize the social and environmental impacts presented in the movie
- Address your thoughts and opinions of the issues presented in the movie
Monday, September 15, 2008
Mineral Identification Lab
Wednesday, September 10, 2008
Introduction to Minerals
Do Now:
Describe two reasons why color is not a good indicator of a mineral's identify? Name two other tests that might help you identify a mineral
Today in class we discussed:
- Hardness of minerals
- Moh's scale of hardness
- Cleavage and Fracture
Homework:
Study the chemistry of minerals and intro to minerals notesheets in preparation for next class quiz
Describe two reasons why color is not a good indicator of a mineral's identify? Name two other tests that might help you identify a mineral
Today in class we discussed:
- Hardness of minerals
- Moh's scale of hardness
- Cleavage and Fracture
Homework:
Study the chemistry of minerals and intro to minerals notesheets in preparation for next class quiz
Thursday, September 04, 2008
Introduction to Minerals
Do Now:
Limonite has the chemical formula Fe2O3H2O, what elements compose this minerals and how many of each type are there?
Today in class we discussed:
- Five common properties that all minerals share
- Three tests that help us identify minerals: color, luster, and streak
Homework:
Read Chapter 4, Section 1 and complete the review at the end of the section
Tuesday, September 02, 2008
Chemistry of Minerals
Do Now:
List minerals that you know
Today in class we began our discussion of minerals by:
- Discussing the atomic structure of elements
- Identifying elements on the periodic table
- Working on Mineral Madness worksheet
Homework:
Complete any unfinished work on Mineral Madness worksheet
List minerals that you know
Today in class we began our discussion of minerals by:
- Discussing the atomic structure of elements
- Identifying elements on the periodic table
- Working on Mineral Madness worksheet
Homework:
Complete any unfinished work on Mineral Madness worksheet
Friday, August 29, 2008
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