The thermal capacity of a body is the energy required to change the temperature of the body by

a. 1 k.

b. 1 k m3.

c. 1 k kg–1.

d. 1 k s–1.

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.