Warm-up 9/28/15 What is energy? Ability to do work.

Warm-up 9/29/15 What are the 3 classifications of energy? Radiant Potential Kinetic

Warm-up 9/30/15 How does heat move or flow? Always flows from hot temperatures to low temperature objects.

Warm-up 10/1/15 What are the 4 phases of matter? Solid Liquid Gas Plasma

Warm-up 10/2/15 List the following as chemical or physical changes: 1. Sanding wood 2. Grinding corn into powder. 3. Freezing water 4. Lighting a candle 5. Dissolving salt in water. 6. Frying an egg.

Warm-up 10/5/15 List the following as chemical or physical changes: 1. Sawing a table leg. 2. Baking cookies. 3. Cutting grass. 4. Iron bar rusting. 5. Milk that is spoiling. 6. Puddle of water evaporating.

Warm-up 10/6/15 What are two pure substances and explain the difference between the two. Compounds and Elements Compounds can be chemically separated and elements cannot.

Warm-up 10/7/15 Classify the following matter as a pure substance or mixture and which type: Sodium Chloride (Salt) Salt water Pine Trees Steel Aluminum Foil Air Sugar Iron Substance Mixture

Test Chapter 2 68pts 42 multiple choice questions 2 critical thinking and application 5 problems