The negative side of another magnet
1 calorie is equal to 4.184 Joules.
Osteoporosis, Leukemia, Osteopenia, osteitis deformans, and <span>osteomalacia are all diseases that effect the skeletal system. I hope I helped!</span>
Answer:
Demonstration 1 showed a chemical change because a new gaseous substance was formed, and demonstration 2 showed a physical change because liquid water became water vapor.
Explanation:
Chemical changes alter the chemical makeup of a subject, and a physical change only alters the appearance of a subject, not the chemical makeup.
