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Copy of Concave and Convex Lenses
Author:
Sandeep Bappoo
,
Tom Walsh
GeoGebra
Move the tip of the "Object" arrow to move the object. Move the point named " Focus' " to change the focal length. Move the point named " Focus' " to the right side of the lens to change to a concave lens.
New Resources
Simplifying Radicals: Geometric Thin Slice
Introduction
Slope Field (1)
Angles and Intersecting Lines: Quick Investigation
Rotating Points (Optical Illusion)
Discover Resources
pplot4
two_graph_from_points.ggb
S3 C3 P.9 #11
Exterior Angles Hexagon
Vertically Opposite Angles
Discover Topics
Circle
Step Functions
Differential Equation
Plane Figures or Shapes
Real Numbers