*Question*
Answer the question below:   Eric moved to Arizona from Alaska. The higher temperatures overall mean that sound travels faster or slower?    Assuming that:  For a given medium, sound waves travel more slowly at lower temperatures.
**Answer**
faster

*Question*
Answer the question below:   Mike needed to get a good picture in a dark room, but couldn't turn on a light. In order to get the brightest photo, Mike made the exposure longer or shorter?    Assuming that:  The longer the exposure, the more light that the telescope can gather to make the image.
**Answer**
longer

*Question*
Answer the question below:   Angel traveled from New York to Des Moines, IA , and experienced more or less pollution?    Assuming that:  For example, more people on the Earth means more people contributing to global warming and pollution.
**Answer**
less

*Question*
Answer the question below:   If cancer is detected late and treatment immediately late, the chances of a cure would be increased or decreased?    Assuming that:  The sooner cancer is treated, the greater the chances of a cure.
**Answer**
decreased