Large lead balls e oil lamp: o que têm em comum

1. Passo 1. Large lead balls — faz parte de — Torsion balance. The attracting masses.
2. Passo 2. Torsion balance — é utilizado em — Universal gravitation. The Cavendish experiment — weighing the Earth.
3. Passo 3. Universal gravitation — é utilizado em — Warp-weighted loom. The warp threads are tensioned by weights.
4. Passo 4. Warp-weighted loom — é feito de — Argila. The warp threads were tensioned with clay weights.
5. Passo 5. Argila — é material para — Oil lamp. Later — clay ones.

Abrir Evothings