*Question*
Use information from the paragraph to answer the question. Question: Carlos knows that there is less ozone in the stratosphere, and goes out on a sunny day. He puts on sunscreen knowing that the UV rays can reach the ground less or more? Paragraph : With less ozone in the stratosphere, more UV rays reach the ground.
**Answer**
more

*Question*
Use information from the paragraph to answer the question. Question: Kathy did some experiments on two different alkanes and one of the alkanes had twice as many carbon atoms than the other. She would notice that which alkane would require a lower temperature to melt alkane with fewer carbon atoms or alkane with more carbon atoms?? Paragraph : Alkanes with more carbon atoms have higher boiling and melting points, so some of them are solids at room temperature.
**Answer**
alkane with fewer carbon atoms

*Question*
Use information from the paragraph to answer the question. Question: There are many more people on the Earth today than there were hundreds of years ago. Because of this, there is more water or less water.? Paragraph : Many of the worlds people live with water scarcity, and that percentage will increase as populations increase and climate changes.
**Answer**
less water.

*Question*
Use information from the paragraph to answer the question. Question: When you use a 2 horsepower drill instead of a 1 horsepower drill it is more powerful or less powerful? Paragraph : Compared with a less powerful device, a more powerful device can either do more work in the same time or do the same work in less time.
**Answer**
more powerful