Stephanie and Barb are two friends that belong to a sailing club. They are having a lunch at the cafe in the club and discussing their latest boat purchases. Stephanie mentions that her latest boat she has been using has cavitation. Barb takes a bite of her sandwich and remarks that the boat she is currently using doesn't have any cavitation. Whose boat will be unable to be heard from farther away?
Ans: Barb

Seattle produces a large amount of their electricity by burning fossil fuels due to the large presence of natural coal in the state. Montreal, on the other hand, produces a large percentage of their electricity through the use of nuclear fission thanks to the large number of nuclear power pants in that state. Which city, Seattle or Montreal, will experience more environmental problems?
Ans: Seattle

Rob likes to visit high mountainous locations. Last year he visited the the Alps mountains in Austria. There he saw an unique type of glacier called valley glacier. This year he went further east to visit the Ural mountains in Russia. There he didn't see any valley glacier. In which year Rob would observe quarrying effect, this year or last year?
Ans: last year

Two cousins both have chronic viral infections. Tim has Kaposi's sarcoma-associated herpesvirus, while Nate has the EpsteinBarr virus. Which cousin has a greater chance of developing Kaposi's sarcoma?
Ans: Tim