Brush is to paint as pen is to _________. a. crayon b. cup c. glass d. paper _____2. Rock is to heavy as _________. a. car is to fast b. feather is to light c. large is to giant d. rich is to poor _____3. Days are to a week as months are to a/an _____. a. hour b. minute c. second d. year _____4. Artifacts are to the museum as books are to ___. a. computer b. floor c. library d. vase _____5. Oxygen is to humans as Carbon Dioxide is to __. a. falls b. fruits c. plants d. seas buy