[Unit 6] Directions: There are 5 blanks in the following passage. Fill in each of the blanks by choosing the right word or phrase from the list given below (from A to H).Because materials are built from atoms, we cannot avoid talking about the rules that (1)____________ them, which are described by quantum mechanics. This means that as we enter the atomic world, we must (2)____________ common sense, and talk instead of wave functions and electron states. More materials are being designed from scratch at this (3)____________, and can perform seemingly impossible tasks. Silicon chips designed using quantum mechanics have already (4)____________ the information age. Silicon is now changing the way we light our homes (light emitting diodes) and (5)____________ energy from the sun (solar cells).