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Phases of the Moon
Author:
Keith Harrison
Move the moon (red point) to see its phases (right picture). Change time of day (blue point) to see where moon appears in the sky.
GeoGebra
This animation assumes that earth's axial tilt, and the tilt of the moon's orbit, are both zero.
New Resources
Construct a Conic
Poorly Drawn Parallelograms 2
alg2_05_05_04_applet_exp_fxn_flvs
Dissections by Guillermo Bautista
Poorly Drawn Parallelograms
Discover Resources
Triangle 2 Exploration
SpecialRightTriangle1
Chapter 4 Activity 3
Geo #2.1
Figure 3
Discover Topics
Bar Chart or Bar Graph
Definite Integral
Tree Diagrams
Logarithm
Functions