Chapt03 lecture
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What SHOULD I have learned this year?. Force and Motion Identify or calculate an object’s average speed S = d/t Practice: A battery-powered toy car travels.
2.1 Atoms, Ions, and Molecules KEY CONCEPT All living things are based on atoms and their interactions.
Do Now Today we will be discussing the differences between Heterogeneous and Homogeneous mixtures. Copy the following: The words Heterogeneous and Homogeneous.
Chapter 4 The Chemical Basis of Life 4.1 Elements Matter: anything that occupies space and has mass Element: pure substance that cannot be broken down.
BIO 102 Lec 2:Cell & Cell Chemistry HANDOUT 1 Cells and Cell Chemistry rev 12-12 All matter consists of elements –Matter is anything that has mass and.
The Connect Effect: Working across Groups in a Community of Practice Nancy Reder, Deputy Director, National Association of State Directors of Special Education.
Chapter 2 Atoms, Molecules, and Ions. LAW OF CONSERVATION OF MASS Antoine Lavoisier (1743-1794) During a chemical change, the total mass remains constant.
Cecie Starr | Beverly McMillan Chapter 2 Chemistry of Life.
Chapter 4 Atoms and Elements. Homework Assigned Problems (odd numbers only) Assigned Problems (odd numbers only) “Questions and Problems” 4.1 to 4.65.