Concave and Convex Lenses

作成者:Dr Mark Fernihough, 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.

新しい教材

Slope Between 2 Points (Phase 2)
רישום חופשי
Trefoil Knot
Slope and Road Signs
Viviani's Curve

教材を発見

Centroid_project
Sides and Angles of a Parallelogram
Perpendicular Bisector
unsur lingkaran
Construct the Median from C to AB in the given triangle. Connect C to the Midpoint of AB.

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合同
放物線
ピタゴラスまたはピタゴラスの定理
割り算
角