Title
An experiment showing how expansion is caused by heat
Caption
Engraving depicting an experiment showing how expansion is caused by heat. Fig 1. Copper ring and solid copper ball. When cold, the ball can pass through the ring. When the ball is heated the ring supports it. Fig 2. Thermometers containing spirits of wine (ethanol) and staining. Fig 3. When thermometer placed in a bowl of boiling water, spirits of wine expands and rises up tube. Fig 4. Aerophile: brass sphere partly filled with water. When placed on hot coals water will boil and steam with rush of at (T). Fig 5. Mercury thermometer mounted against scale (D) and mercury thermometer with no scale (E) used in an experiment on effervescence. Dated 18th Century
Date
18th century
Credit line
Photo12/Ann Ronan Picture Library
Reference
ARP23A15_286
License type
Rights managed
Available size
60,0Mb (2,1Mb) / 14,1in x 16,5in / 4241 x 4945 (300dpi)