*Question*
A thinner wire is more difficult for electrons to move through than a thicker wire. Eric has a 4in diameter cable. Rita has a 1in diameter cable. Electrons could likely move faster through Eric's cable or Rita's cable?
**Answer**
Eric's cable

*Question*
More people also means more clearing of land for agriculture and development. Carla takes a look at the populations of two countries. She finds Canada had about 37 million people in 2017. The United States had a population of 325 million in that same year. Therefore, the United States likely clears more or less land for agriculture and development than Canada?
**Answer**
more

*Question*
More pollutants mean poorer air quality. If Mona lives in a city that begins producing a greater amount of pollutants, what happens to the air quality in that city increases or decreases?
**Answer**
decreases

*Question*
As blood glucose levels decrease, less insulin is produced. Dana has diabetes, and her insulin is low, so her blood glucose levels have increased or decreased?
**Answer**
decreased