Jill is preparing to cook a family dinner, and she begins by gathering ingredients for the main course and dessert. She realizes that most ingredients go through both physical and chemical
changes as they cook.
One of the ingredients for her main course undergoes physical changes. Which of the
following is a physical change?
boiling water
cooking eggs
grilling hamburgers
baking bread

I believe it would be boiling water if I'm not mistaken

Explanation:

the number of protons in the nucleus of a given element. has slight luster and conducts electricity at high temperatures like metal.but like a nonmetal,boron is brittle and does not conduct electricity well at low temperatures. in graphite, carbon is a soft,brittle solid.it is reflective,ductile,or malleable.

2b2t

explanation:

2b2t