Newton's cradle

Newton's cradle is a novelty item or educational toy.

Also recorded as Newton's balls; Newton's pendulum; Newton’s cradle; Newton’s balls; Newton’s pendulum; Newton cradle.

Overview

Catalogue entries state maker, model, completeness of accessories and condition. VALÉORINE records this subject so that lots referring to it can be described consistently.

In detail

device that demonstrates conservation of momentum and energy via a series of swinging spheres

Sources

Each source is named with the standing the house places on it, so the evidence can be weighed rather than taken on trust.

reference work · Reputable secondary · Wikipedia
“Newton's cradle”, English Wikipedia, consulted as further reading
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reference work · Reputable secondary · Wikidata
Wikidata, structured authority record Q211786: Newton's cradle
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