Based on the principle of convection, ______________ material will rise while ____________ will sink.

Determine which of the following is an example of convection.

In a convection cell, matter rises when it _________ because this makes it ________ than its surroundingsGroup of answer choicescontracts…….less densecontracts…….less denseexpands…….less denseexpands……. denser

When the temperature is lowered and pressure is raised, the adsorption of a gas on a solida.Increasesb.Remains unaffectedc.Decreasesd.Decreases first then increases

A floating body will displace the same volume of liquid irrespective of the liquid in which it floats.Group of answer choicesTrueFalse

What is the term for a current caused by the rising of heated fluid and sinking of cooled fluid?