Problem: There are two lakes in southern Indiana that are popular places for families of nearby cities to visit for picnics and parties. Lake Mahoe is right next to a large farm that grows all kinds of crops for the town. The owner of the farm also rents out his barn regularly so people can use it for celebrations. Lake Tresco is located near a school and children will often come play at it during recess. Which lake's water is less safe to drink?

A: Lake Mahoe

Problem: Tom and Jerry were two 50-year-olds which went to high-school together. They recently met and discussed their health problems over coffee. Tom had hypertension and the doc told him to change his diet. Which friend had to start eating spinach?

A: Tom

Problem: Two researches studied the Earth's mantle. Clint studied mantle melting, and his pal Uri decided to study other mantle related phenomena. Which researcher read less about sediments lying on top of the subducting plate?

A: Uri

Problem: Alexander is conducting reactions in his college chemistry class. In his first reaction, reaction A, he uses a high strength burner so the temperature of the reaction is high. In the second reaction, reaction B, he uses a weaker model of burner, so the temperature of the reaction is low. Which reaction will have molecules with higher average kinetic energy?

A:
reaction A