Properties such as color. density and hardness.

Answer is:  color, density and hardness are physical properties.

Physical property can be observed and measured without any changes in molecular composition. The same substance is present before and after the change.

Sublimation of iodine (from solid to gas state) is physical change.

Making mixture is also physical change (physical change is reversible).

Compressing carbon under high pressure is physical change.

answer; i believe that the correct answer is (c) explore the outer planets; / plz check good luck

while cooking a piece of 1/2 pound beef steak, a cast iron pan (2.4kg in weight) was heated 260 celsius.