Problem: Two coastal Canadian towns, Hammond and Soundville decided to start sand mining to bring more money to their budgets. A few months later however, Hammond decided to stop all mining operations and find other sources of income. they wanted to protect the environment.  Which village harmed more fisheries?

A: Soundville


Problem: Italy had two distinct regions. Northern region where the animals are exposed to a lot of abiotic stress, and the southern region, where the animals experience almost no abiotic stress.  Which region had more species with populations threatened?

A: Northern


Problem: Two friends, John and Abe, worked at the same warehouse. John was exposed to very strong light all the time, while Abe worked in a  more normal environment. John started experiencing health problems after a while.  Which worker experienced stronger effects on alertness and mood, John or Abe?

A: John


Problem: A group of middle school students is measuring the temperature of various liquids for a chemistry lab using a mercury thermometer. They have a beaker of boiling water, a beaker of ice water, and a beaker of water at room temperature.  If the students move the thermometer from one beaker to another and the mercury levels rise, is the temperature higher or lower?

A:
higher