"Now, you shall take a saucer in each hand, while I pour the liquid metal into one and water into the other. What do you notice?""I am surprised to find the mercury so heavy," said she.
"Yes," said Fred, "it is heavy. It is heavier than any of the metals we have seen, except gold. Teacher says it is nearly fourteen times as heavy as water; gold is nineteen times as heavy as water.
"Can you tell me a property which all metals have?" "All the metals are fusible," said Norah. "They all melt with heat, although they do not require thesame amount of heat."
"Gold, silver, copper, iron, and steel are all fusible," said Will, "but they require intense heat before they will become liquid. Lead and tin we can melt for ourselves over the fire. They are more easily fused than any of those metals.""Quite right," said Fred. "But mercury, you see,is a metal-the only metal, which is always melted, always in the liquid form, in this country.
