Problem: Given the question: Los Angeles receives a steady year-long supply of high amounts of sunlight and wind. Because of this, Los Angeles is able to power many of its buildings and factories using renewable resources. Las Vegas, however, receives barely any sunlight or wind throughout the entire year. As a result, they use little renewable resources and instead power most of the city through non-renewable resources like fossil fuels. Which city, Los Angeles or Las Vegas, emits less pollutants?
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The answer is:
Los Angeles

Problem: Given the question: People in the coastal area naturally get more iodide from food items because the soil has more iodized salt. But farther we go inland, the soil lacks necessary iodine. As a result, inland population do not get enough iodine naturally. Would people in coastal area be less or more at risk of mental retardation than inland people?
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The answer is:
less

Problem: Given the question: Martin is moving and he needs to make a ramp so he can load heavy furniture into his truck. He has a bad back, so he wants to use the least effort possible. Before he cuts the wood, he is trying to decide how long the ramp should be so he can move the heavy furniture easily. If the ramp Martin built requires a high amount of effort to move an object is it long or short?
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The answer is:
short