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Q: A piece of pine wood floats on the surface of a lake because the water exerts and acirc and 128 and brvbar?
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A piece of pine wood floats on the surface of a lake because the water exerts?

An upward force equal to the weight of the displacement water.


Why ice floats on the surface of earth?

Because ICE is less dense than water, it is the only solid which floats on its equivalent liquid.


What floats on or near the surface of the water?

PLANKTON


An object that floats on the surface of water?

the amount of density


Why does water float in water?

Ice floats because ice is less dense (lighter) that water, especially the denser oceanic waters. Though ice floats, most of the ice cube, ice berg, etc, remains beneath the surface with only a portion showing above the surface.


A plant that floats on the surface of a fresh water?

fairy moss


How does a ship floats on the water being heavy?

Surface area.


Why water hyacinth floats on water surface?

a green liquid


Why a balloon filled with hydrogen gas floats in air?

bcoz hydrogen gas is less denser than air and is exerts buoyant force on balloon


If you make the same object float on the surface of different liquids like mercury and alcohol it floats in different levels why?

It floats in different levels because the two liquids are different. They're densities are different from one another.


Is density the reason that styrofoam floats?

No, it floats because of buoyancy.


Why are clouds not saturated with fat?

Fat floats on water, but not on the surface of the troposphere.