Matter is either a solid (like wood), a liquid (like water) or a gas (like air). Those are the three states of matter. A substance can be any of them depending on its temperature; for example water...
well I'm studing that and here is your answer Since it is fluid, it takes the form of the object in which it is contained. Many fluids exist; even glass, though it appears solid, is a fluid
'Coffee' as in a cup, nice and warm, is not just a matter. It's an emulsion: the small grind-ed coffee bean particles 'float' in the liquid (water). It does this because it isn't as salt and cannot...