Qualitative/Quantitative Lesson 7 "Density"
Science and Technology Standards:
PA Standard 3.2.12B
PA Standard 3.4.12A
PA Standard 3.4.12D
Purpose:
1. I will determine the number of significant figures.
2. I will multiply and divide with significant figures.
Homework Due:
1. Significant Figures and Addition and Subtraction and Multiplication/Division WS #1: 1 - 9, 13, & 15
2. Section 2.8 Notes (Due Lesson 7)
*Quantitative Class Only
Handouts/Supplies:
1. “Density.ppt”
2. Corn Syrup, Glycerin, Water, Vegetable Oil
3. 100 mL Beaker
4. Food Coloring
5. Wax, Rubber, Wood, Nickel
6. Laboratory Report Requirements
I. Introduction
Opening Assignment:
Warm-Up:
1. Explain how small length measurement differences affected the uncertainty in the calculation its area.
2. 700. x 0.03 = ____________ 21 -> 20
3. 732.01 + 4 = ____________ 736.01 -> 736
Check over the homework:
1. Significant Figures and Addition and Subtraction and Multiplication/Division WS #1: 1 - 9, 13, & 15
2. Section 2.8 Notes (Due Lesson 7)
*Quantitative Class Only
Review warm-up
State the purpose
II. The Lesson:
Activity #1: Review warm-up (A Review of Sections 2.4 & 2.5)
Activity #2: Review addition and subtraction problems using the Significant Figures and Addition and Subtraction and Multiplication/Division WS #1: 1 - 9, 13, & 15
Activity #3: Correct Self-Check Exercises
1. Archimedes
2. Platinum Medallion
3. Density with polar/nonpolar liquids and solids
Activity #5: Discuss Laboratory Report Requirements
Activity #6: Begin student introductions:
1. Name
2. Desired superpower
3. What you would want to know about the other person on the first date.
III. Closure:
Summary Assignment:
Assess today's
lesson
Describe the density of a liquid that would allow iron to float (The density of iron is 11.34 g/cc).
Homework Assignment (Write down in planners):
No homework
Preview of Next Class:
1. Significant Figures Quiz
2. Lab Equipment Overview
3. Water Density Lab
Page maintained by: Stephen A. Roe
Last update: Wednesday, January 31, 2007 9:56 PM
|
