*Question*
Q: What is formed when water vapor in the air condenses into tiny droplets?   Read this paragraph and choose the correct option from the provided answers:  Rock bands often use special stage effects, like the fake fog in this picture. Real fog forms when water vapor in the air condenses into tiny droplets of water. The fake fog shown here formed when solid carbon dioxide changed directly to carbon dioxide gas.   Choices:  - smoke  - rain  - hail  - fog   A:
**Answer**
fog

*Question*
Q: What two forces tend to keep an animal stationary and thus oppose locomotion?   Read this paragraph and choose the correct option from the provided answers:     Choices:  - workload and gravity  - thickness and gravity  - stength and gravity  - friction and gravity   A:
**Answer**
friction and gravity

*Question*
Q: What kind of beneficial relationships with other organisms are common in the plant kingdom?   Read this paragraph and choose the correct option from the provided answers:     Choices:  - symbiotic  - Host  - autotrophic  - mutualistic   A:
**Answer**
mutualistic

*Question*
Q: What type of scientists study the effects people have on their environment?   Read this paragraph and choose the correct option from the provided answers:  Environmental scientists study the effects people have on their environment. This includes the landscape, atmosphere, water, and living things. These scientists ask all sorts of questions about how Earth systems are changing as a result of human actions. They try to predict what changes will come in the future.   Choices:  - biological scientists  - ecological scientists  - integrated scientists  - environmental scientists   A:
**Answer**

environmental scientists