Copy of Concave and Convex Lenses

Autor:Barb Newitt, Tom Walsh

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.

Nuevos recursos

Odd Function Explorer
希尔伯特曲线
Squares Question
挂谷问题——三尖瓣形
What Do You See? (2)

Descubrir recursos

Trajectory and velocity components
Gram-Schmidt
Zostření a ztupení pratroje
HamlatzaPartC1a
Sketching polar curves: An eight-leaved rose

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Distribución binomial
Inecuaciones
Recta Tangente o Tangente
Área
Sustracción