nas2445
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The fact that, in general, liquids and gases expand when heated
gives rise to
a) convection currents in fluids due to changing masses.
b) convection currents in fluids due to changing densities.
c) heat transfer by conduction.
d) convection currents in fluids due to constant temperatures,

Respuesta :

The fact that, in general, liquids and gases expand when heated gives rise to

b) convection currents in fluids due to changing densities.

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