Looking for OJHS Earth Science?
Find everything you need for 8th grade Earth Science with Mrs. Koessler by following this link

Friday, October 31, 2008

Chromotography Lab

Today in class we:
- Discussed the light spectrum and how plants use chemicals called pigments to absorb sun's energy
- Began chromotography lab

Homework:
Complete Plant Kingdom/Desert Adaptation worksheets

Wednesday, October 29, 2008

Plant Adaptations to Life on Land



Do Now:
How are plants classified? List the two types of plants, what characteristic is used to classify these plants.

Today in class we:
- Discussed adaptations plants have to sustain life on land
  • Water aquisition and retention
  • Support
  • Reproduction
Homework: due Friday
- Plant Kingdom worksheet and Desert Adaptation worksheet

Tuesday, October 28, 2008

Introduction to Plants

Do Now:
What characteristics do plants need to survive on land?

Today in class we:
- Reviewed classification test
- Began unit on plants:
  • Characteristics of plants: Autotrophs, multicellular, plant cells
  • Classification of plants: Nonvascular, Vascular: Gymnosperms, Angiosperms, Seedless Vascular Plants
Homework:
Read Chapter 4 Section 1, Answer questions 1-4 at the end of section 1 as well as the data analysis questions in the section

Friday, October 17, 2008

Classification of Living Things

Do Now:
List the cell type, cell number, and means of obtaining food for the four kingdoms in the domain eukarya

Today in class we:
- Reviewed characteristics of the domains and kingdoms
- Began work on animal classification lab

Homework due Thursday:
- Classification Unit Review - test on Thursday!
- Animal classification lab extra credit due Thursday

Thursday, October 09, 2008

Classification of Living Things

Today in class we:
Handed back and discussed science fair proposals - Revisions due October 17th if not sooner!
Reviewed pg 24 homework
Discussed characteristics used to classify organisms:
  • Cell Type: Prokaryote vs Eukaryote
  • Cell Number: Unicellular vs Multicellular
  • Acquisition of food: Autotroph vs Heterotroph
Worked on classifying alien creature activity

Wednesday, October 01, 2008

Classification


How do you organize information? What aspects of your life do you organize, how do you do it?

Today in class we:
Returned and reviewed retake test
Began discussion of classification systems
  • Classification and taxonomy
  • Carolus Linneaus and Binomial nomenclature

Cell Retake Test

Today in class we:
Reviewed the anatomy of the cell using cell memory game
Retook the cell portion of the test