Completely thawed fruit will be limp or mushy.
Leftover canned beans could be frozen, but the texture could become mushy and be unappetizing when thawed and/or reheated.
It is not recommended to eat frozen mushrooms as they can become mushy and lose their texture when thawed. Additionally, freezing may affect the flavor and nutrients of the mushrooms. It is best to cook fresh mushrooms or use them in dishes before freezing.
Normally, frozen vegetables are not thawed first but are cooked from frozen.
Thaw = to no longer be frozen Thawed state is the state an object is in when it no longer is frozen. (it might still be cold but should not have any frozen parts, even on the inside)
Any liquid or solid shrinks when frozen; the molecules contract. Molecules expand when thawed.
Food which has been cooked can be frozen, even if it was frozen prior to cooking. BUT Frozen food which has been thawed, but not cooked, should never be re-frozen. Nor should food which was cooked, frozen and thawed.
When it is not longer frozen!
yes
Fish will weigh less after it is thawed because it loses some water when it is thawed.
If they haven't got any mold or brown, mushy spots on them, they will be fine. They may taste bland if they are too old, however. Generally, the colder the fridge, the longer they'll keep.
If the meat was frozen but now it isn't, I would call it thawed.