Depending on the solid you could melt it or bash it then melt it or cut it up. But it depends on the solid, mostly if its food you can just melt it.
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Gas or solid
If the solid is soluble (can dissolve) then it will dissolve in the liquid and give you a solution.
Solid doesn't spread.
In the water
the answer to this one is, you cant dissolve a solid..like wood well you could with some chemicals that would eat away at the solid but if you mean putting it in some water and heat it up then no you can not.
Salt is a solid; water can dissolve candies.
This solid is called a solute.
The liquid is called a solvent. It has the ability to dissolve solid particles, forming a solution.
Diamond does not dissolove
If you try to dissolve a lot of solid in a small amount of liquid, you may reach a point where the liquid becomes saturated and can no longer dissolve any more of the solid. The excess solid will remain undissolved at the bottom of the container.
a solid that can dissolved is called a soluble
When a solid does not dissolve into a liquid, it is referred to as insoluble. This means that the solid remains in its original form and does not mix evenly with the liquid.