Scale Models and the Sun-Earth-Moon System:
Overview of numbers
Metric Units – basics (check student knowledge)
Scientific Notation
What do students know?
Example problems
Approximation
What is “close enough”?
Practical examples
Ratios and Relative values
Practical examples
Math examples
Extreme comparisons
Using Scale Models
Purpose
Student discussion
Examples (trains, others)
Mathematical approach
Choosing appropriate scale
Sun-Earth-Moon scale
Lecture tutorial page 105
#1,#2,#3, Discussion
#4, calculation, re-evaluate #4
#5, discussion
#6, calculate, #7
#8, #9
Discussion
Other scales
Special Units
Astronomical Unit (AU)
Definition
Use in scale model (if time)
Light Year (ly)
Definition
Use for stellar distances
Wrap Up and Announcements
Hand out pre-lecture assignment
Reminder of planetarium schedule
Turn in lecture tutorial books
Chance for student questions