d. Quantum mechanics e. Magnetic
3. Important events that effect on Einstein’s childhood were........................
a. the quantum mechanics and the photoelectric effect
b. the photoelectric effect and the quantum theory
c. the invisible forces that turned the needle and a book of geometry
d. The quantum theory and a book of geometry
e. the photoelectric effect and the invisible forces that turned the needle
2.Einstein received the Noble Prize in .............................. a. Mathematic b. Physics c. Astronomy. Quantum mechanics e. Magnetic