For a car rounding a curve, what force provides the circular motion

Complete the sentence to describe the law of conservation of energy. the law of conservation of energy states that energy cannot be created or , but it can be

What do the atoms of elements in the same group have in common? a. they have the same atomic numbers. b. they have the same average atomic masses. c. they have the same number of electron shells. d. they have the same number of electrons in their outermost shells.

Each line (unit) on the horizontal axis represents: 5 years 10 years 20 years all of the above