A team of archaeologists studied two human settlements, village Alpha from about 11000 years ago and village Beta, which existed 9000 years ago. Village Beta was bigger, because their inhabitants already knew about and practiced agriculture. Which village had the birth rates go up as a result of agriculture?
Ans: Beta

John is a geologist. He was trying to figure out how the Earth's inner core is made. To that end, he compared earth's physical characteristics to available items. First he took a sample of surface rock, which he labeled as item B. Then he took a sphere of constant density, which he labeled as item C. Finally, he labeled the Earth as item A. Which would have higher moment of intertia, item A or item C?
Ans: item C

Two smoker friends had different lifestyles. Tom adopted a healthy lifestyle choice to prevent cancer, but Bill didn't. Bill was diagnosed with cancer a year later. Which of the two friends used sunscreen?
Ans: Tom

Two neighboring dairy farms produced milk for half the state. Berry farm produced conventional milk, while Rose farm produced organic milk. Which farm didn't have milk production which reduced leaching of nitrates?
Ans: Berry