Elements of Natural Philosophy

Lennard D. Gale, MD, Collins, Keese & CO, 1838.

What is the value of the ball's acceleration down the incline?

How can colliding balls illustrate energy and momentum conservation?

Electrostatic bells illustrate energy dissipation through charge transfer. How do they do it?

What kind of a lens is this?

What type of lens is this?

How does the pinhole camera work?

Why does a prism separate sunlight into its component colors?

Read this! Which planet is Herschel?

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