Use information from the paragraph to answer the question. Paragraph : The higher the pH value is, the stronger the base. Question: If we find something with a low pH value that is likely to be acidic or basic?
acidic

Use information from the paragraph to answer the question. Paragraph : Many observatories are built on high mountains. There is less air above the telescope, so there is less interference from the atmosphere. Question: Carter travels to the mountain and looks through a telescope. There is very little interference from the atmosphere, so Carter knows that above the telescope, there is less or more air compared to sea level?
less

Use information from the paragraph to answer the question. Paragraph : Alkanes with more carbon atoms have higher boiling and melting points, so some of them are solids at room temperature. Question: Dana is testing alkanes to see how they boil. She first heats up alkanes with more carbon atoms, and then some with fewer. The alkanes with more carbon atoms have a boiling point, compared to the other, that is lower or higher?
lower

Use information from the paragraph to answer the question. Paragraph : Air pressure is less at higher elevations. Question: Marcus is climbing a mountain, and notices that it is easier to breathe than it was before. This is likely because Marcus is at a lower elevation or higher elevation?
lower elevation