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Compared to rocks, ice is not that dense. You can try yourself: it's easy to pickup a big chunk of ice, even with a shovel, while a similarly sized rock is impo
by Coincoin 10y ago
Compared to rocks, ice is not that dense. You can try yourself: it's easy to pickup a big chunk of ice, even with a shovel, while a similarly sized rock is impossible to lift.
- Declanomous 10y agoAnd ice, quite surprisingly, is less dense than water. There are not many solids that are less dense than their liquid form.
- Xylakant 10y agoExactly one: water/ice
- dsp1234 10y ago"Other substances that expand on freezing are acetic acid, silicon, gallium,[35] germanium, bismuth, plutonium and also chemical compounds that form spacious crystal lattices with tetrahedral coordination."[0] [0] - https://en.wikipedia.org/wiki/Properties_of_water#Density_of_water_and_ice https://en.wikipedia.org/wiki/Properties_of_water#Density_of...
- monocasa 10y agoThere's more than water. A lot of things that freeze into a crystal lattice can be less dense than their liquid states. Silicon dioxide is another IIRC.