A phase change is when matter changes into another form but keeps its properties
Cancer is a sickness that can cause death. There has not been a certain cure but there are some treatments to help it so it is not 100% that we can cure it but some type of cancer are curable
Explanation:
Second choice would make the most sense, correct me if i’m wrong
Put da wawa to ya mouf and sipppp
Calcium, a chemical element with symbol Ca and atomic number 20. Calcium is a soft grayish-yellow alkaline earth metal, fifth-most-abundant element by mass in the Earth's crust