Ques:Read the passage below and choose the right answer to the following question (choices are more dense or less dense ): At higher elevations, there is less air to press on a given area. When we get to the top of a mountain the air is more dense or less dense?

Ans:less dense
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Ques:Read the passage below and choose the right answer to the following question (choices are increases or decreases ): The gravitational force between two objects decreases as the objects move further apart. If Milo is holding two objects close together and he decides to move them farther apart, what happens to the gravitational force between the objects increases or decreases?

Ans:decreases
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Ques:Read the passage below and choose the right answer to the following question (choices are decrease or increase ): Greater use of oil and other fossil fuels causes more pollution. When we have less cars on the road the pollution levels decrease or increase?

Ans:decrease
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Ques:Read the passage below and choose the right answer to the following question (choices are increase or reduce ): To reduce friction, oil is added to the engine. If Milo's engine is running hot, how will adding oil affect friction increase or reduce?

Ans:
reduce
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