Which is not a characteristic of energy? A) cannot be created nor destroyed
B) is the capacity to do work
C) exists in forms such as chemical, light, and mechanical
D) changes spontaneously from disorder to order

Which statements explains what the fossil records indicates? check all that apply. a) earth is 4.5 billion years old b) many organisms have become extinct c) mammals have always existed on earth d) mass extinctions have occurred several times on earth e) the amount of water on earth has decreased over time?