*Question*
Answer the following question given this paragraph:   In saturated fatty acids, there are only single bonds between carbon atoms. As a result, the carbons are saturated with hydrogen atoms. Saturated fatty acids are found in fats. Fats are solid lipids that animals use to store energy.   Q: What kind of bonds are there between carbon atoms in saturated fatty acids?   Choices:  - electrical  - double  - chemical  - single  A:
**Answer**
single

*Question*
Answer the following question given this paragraph:   Earth is a giant magnet with north and south magnetic poles and a magnetic field called the magnetosphere. Evidence in rocks shows that Earth’s magnetic poles switched positions hundreds of times in the past. Scientists think that Earth’s magnetic field is caused by the movement of charged particles through molten metals in the outer core.   Q: The magnet field of earth is called what?   Choices:  - atmosphere  - troposphere  - ionosphere  - magnetosphere  A:
**Answer**
magnetosphere

*Question*
Answer the following question given this paragraph:   Secondary pollutants form from chemical reactions that occur when pollution is exposed to sunlight.   Q: Secondary pollutants form from chemical reactions that occur when pollution is exposed to what?   Choices:  - humans  - water  - air  - sunlight  A:
**Answer**
sunlight

*Question*
Answer the following question given this paragraph:      Q: The negatively charged electrons are attracted to the positively charged what?   Choices:  - axon  - atom  - ion  - nucleus  A:
**Answer**
