Which property determines the direction of the exchange of internal energy between two objects?
A. Temperature
B. Specific Heat
C. Mass
D. Density
7. A glass rod becomes positively charged when it is rubbed with silk. This net positive charge accumulates because the glass rod
A. Gains electrons
B. Gains protons
C. Loses electrons
D. Loses protons
An
atom with the electron configuration 1s22s22p63s23p63d54s2 has an incomplete
A.
2p sublevel
B. Second
principal energy level
C.
Third principal energy level
D. 4s sublevel
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