Yes, whipped cream is a colloid.
No it is a compound.
It depends what kind of colloid for example milk will not, it is a colloid but it doesn't set... Others may just depending on what kind your talking about
solid solution
No it is not a colloid. Colloid is a kind of solution in which the size of solute particles is intermediate between those in true solutions and those in suspension.
Colloid
Colloid
colloid
Colloid
water and ice
Suspension
heterogeneous/colloid