Q: Question: A boomerang thrown into a windy sky heats up quite a bit, but one thrown into a calm sky stays about the same temperature. Which surface puts the least amount of friction on the boomerang? (A) windy sky (B) calm sky  Do not use A and B to answer the question but instead, choose between "windy sky" and  "calm sky".
A: calm sky


Q: Question: Mike's cutting board is thinner then his table. This means the _____ is weaker (A) table (B) cutting board  Do not use A and B to answer the question but instead, choose between "cutting board" and  "table".
A: table


Q: Question: The African tour guide drove his Suzuki jeep faster through the grasslands than in the Serengeti jungle because it had (A) less resistance (B) more resistance  Do not use A and B to answer the question but instead, choose between "grasslands" and  "serengeti jungle".
A: serengeti jungle


Q: Question: Josephine drops her earring while getting ready. It hits her crop-top shirt and slides slowly down to the hem, then slides quickly down the skin of her belly before she can catch it. Is (A) her shirt more smooth or (B) her skin more smooth?  Do not use A and B to answer the question but instead, choose between "shirt" and  "skin".
A: skin