Tuesday November 3, 2015

Objective:  Law of Conservation of Mass and unit 2 vocabulary quiz.

Purpose:  Matter is neither created nor destroyed.

Agenda:

1. DOK review questions
2. Quiz
1. unit 2 vocabulary
2. law of conservation of mass

DOK review questions:

Level 1 questions:

1. How would you describe the Law of Conservation of Mass?
2. What is a chemical property?
3. Can you identify the coefficient and subscript in a chemical equation?
4. How would you describe a chemical reaction?
5. What might you include on a list about a chemical equation?
6. What is an endothermic reaction?
7. What is an exothermic reaction?
8. How can you tell if a chemical equation is balanced?

Level 2 questions:

1. How would you compare endothermic and exothermic chemical reactions?
2. How would you compare subscript and coefficient?
3. What steps are needed to balance a chemical equation?
4. What you do notice about a balanced and an unbalanced chemical equation?
5. How are subscript and coefficient alike?  How are they different?
6. Contrast endothermic and exothermic chemical reactions.
7. Explain how coefficients affect an unbalanced chemical equation.
8. How would you summarize the Law of Conservation of Mass?

Level 3 questions?

1. How would you test the Law of Conservation of Mass?
2. What facts would you select to support your explanation of reactants versus products in a chemical equation?
3. What would happen if matter could be destroyed?
4. Can you elaborate on the reason matter cannot be destroyed?