The more cylinders a car engine has, the more powerful its engine can be. Having read the above passage, choose the right answer to the following question (choices are 6 cylinders or 4 cylinders ): Chris is going car shopping. He has two choices, a car with 6 cylinders or a car with 4 cylinders. If Chris wants to get the car with the less powerful engine, then he should go with the car with 6 cylinders or 4 cylinders?
4 cylinders

(Question)
Water near shore generally has more dissolved nutrients than water farther from shore. Having read the above passage, choose the right answer to the following question (choices are less or more ): A scientist, one mile away from shore, would expect to find less or more dissolved nutrients in the water than near the shore?
(Answer)
less

Ques: As the population increases, the food supply, or the supply of another necessary resource, may decrease. Having read the above passage, choose the right answer to the following question (choices are increase or decrease ): A increase or decrease in the population cold lead to more food availability?
Ans: decrease

(Q).
In erosion, the higher the elevation, the farther the stream is from where it will reach base level and the more cutting it has to do. Having read the above passage, choose the right answer to the following question (choices are low or high ): When water is eroding down a river it will do less cutting if it is low or high?
(A).
low

Ques:Chemical weathering increases as: Temperature increases: Chemical reactions proceed more rapidly at higher temperatures. Having read the above passage, choose the right answer to the following question (choices are increase or decrease ): John was combining chemicals in his lab one day. If he were to increase the temperature in his lab, what would happen to the rate of chemical reactions in his experiments increase or decrease?

Ans:increase

Because richer nations use more fossil fuels, they also cause more air pollution and global warming than poorer nations do. Having read the above passage, choose the right answer to the following question (choices are United States or China ): Chris is studying two countries. He finds that China has half as many factories putting out fossil fuels into the air than the United States. Based on this information, the factories in United States or China are causing more air pollution?
United States