If you think to a chicken egg - yes, it is an object. But your question is not so clear.
IUNNO
what state of matter is present at the melting point of a substance
Whipping egg whites is a physical change.
Physical
Cracking an egg open is a physical change since the egg and the contents inside do not become a new substance, they remain the same. The shape or the appearance or the physical structure changes that is why it is called as a physical change not chemical because the internal composition is the same.
chemical change.
physical
Physical. If a substance releases bubbles, it is converting some of its liquid into a gaseous state. The chemical properties do not change, only its present state. A most common physical change is that of watching ice melt in glass of water.
It is a physical change
urine is a homogenius mixture thats is all the components in urine are present in the same physical state.
im guessing physical
Frying an egg is a chemical change in which the protein in the egg white becomes denatured, which causes it to become white and solid. This condition is not reversible by physical means.