Question: Use information from the paragraph to answer the question. Paragraph : Solar power is expensive, but as demand increases technology improves and costs decrease. Question: Mona lives in a city that doesn't know much about solar power. As the citizens become more aware of solar and the benefits it offers the demand for solar power rises. What happens to the cost of the technology as the demand increases increase or decrease?
Answer: decrease

Question: Use information from the paragraph to answer the question. Paragraph : If salt is added to a volume of water, there are more molecules in the same volume, so the water is denser. Question: Will removes salt from the pot of water. The water's volume is now less dense or denser?
Answer: less dense

Question: Use information from the paragraph to answer the question. Paragraph : If we have two materials with the same volume, the material with a higher mass will be more dense. Question: If we have a bag of feathers and a bag of bricks of the same volume, the heavier item will be the feathers or bricks?
Answer:
bricks