Use information from the paragraph to answer the question. Question: If there are two equal-volume objects, the least dense object will be the one with higher or lower mass? Paragraph : If we have two materials with the same volume, the material with a higher mass will be more dense.
lower
------
Use information from the paragraph to answer the question. Question: When we get to the top of a mountain the air is more dense or less dense? Paragraph : At higher elevations, there is less air to press on a given area.
less dense
------
Use information from the paragraph to answer the question. Question: Chris is studying two countries. He finds that China has twice as many factories putting out fossil fuels into the air than the United States. Based on this information, the factories in United States or China are causing more air pollution? Paragraph : Because richer nations use more fossil fuels, they also cause more air pollution and global warming than poorer nations do.
China
------
Use information from the paragraph to answer the question. Question: When water starts to boil it becomes more dense or less dense? Paragraph : Lower temperature and higher salinity yield the densest water.
less dense
------