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Wiki User
∙ 12y ago
Wiki User
∙ 12y agopumice stone
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How heavy is pumice?
Pumice, being mostly composed of air bubbles, is surprisingly light for a rock. So light, in fact, that it can float on water.
Will a obsidian rock float on water?
No it will not.
What is the name of the igneous rock that is light enough to float?
Pumice, an extrusive igneous rock. Pumice is very porous and therefore allows air to get trapped when it is in water. Pumice stones are formed when lava cools quickly, they are usually white in colour and have a heavily pitted surface.
What type of rock will float on water?
Any with a density less than the fluid into which it is placed. Pumice is a volcanic rock that will sometimes float on water.pumice
What rock looks like sponge?
it's pumice also known as the worlds lightest rock because it can float on water
What is a igneous rock made with volcanic rock with many air holes light enough to float on water?
That is a type of rock called pumice.
Is volcanic rock heavy?
Not necessarily. It canbe as heavy as ordinary rock, or much ligher. The lightest rock on earth, pumice, is a volcanic rock. It is light enough to float in water.
What type of rock cannot float on water?
Virtually all types of rock will sink in water. The only rock that can float on water is pumice.
How can you determined if a rock can float in water?
If a rock has many airbubbles in it, like volcanic rock has, it is possible for a rock to float. If a rock feels heavy in your hand, it propably will not float.
How can there be a rock that floats and what are three ways that this rock can be formed?
Very porous rocks such as pumice can be very light and have the potential to float on water. Pumice is a volcanic rock.
Can you make a rock float?
A rock could float if its density is less than that of water, as is the rock pumice, or if it is shaped in a manner that would displace an amount of water to sufficiently cause it to float when carefully placed in water.
How heavy is pumice?
Pumice, being mostly composed of air bubbles, is surprisingly light for a rock. So light, in fact, that it can float on water.
Will a obsidian rock float on water?
No it will not.
Does a shale rock float in water?
no
Relate the pressure of the holes to the ability of pumice to float in water?
Many specimens have a high enough porosity that they can float on water until ... This is what produces the enormous rush of high-pressure gas from the vent. ... has a specific gravity of less than one, giving the rock an ability to float on water.
What type of rock can float on water?
Pumice.
Do certain rocks float on water?
Pumice, a volcanic rock that is like a silicate version of Styrofoam, will float on water, if it is of high enough air content (some pumice is, some is not). Pumice rock is ground up and added to cleansers and some soaps (Lava) as a scrubbing agent.
