Lunar Phases and Eclipses

Author:Steven Blumsack

By moving the "moon" around the earth (upper right), changes in the phases of the moon can be seen. By moving the "Shadow" of the earth towards the moon, various stages in a lunar eclipse can be seen.

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Rovnoběžnost rovin
Isosceles Right Triangle
Right Triangle Inscribed in a Semicircle
Squaring a Rectangle (PST Version)
Linear Equation Graphs: Thin Slice

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Vertical Asymptotes and Domain of a Function
Example 3
Radians in Unit Circle
Non Differentiable
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Probability
Equilateral Triangles
Pythagoras or Pythagorean Theorem
Percentages
Functions