Ques:Read the passage below and choose the right answer to the following question (choices are more or less ): The more curved the surface of a lens is, the more it refracts the light that passes through it. Terry had a glass lens that he made more curved over time. The lens now reflects more or less light?

Ans:more
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Ques:Read the passage below and choose the right answer to the following question (choices are Theresa or Ryan ): The more efficient a device is, the greater the percentage of usable energy it produces. Theresa made a device that uses 25% of usable energy. Ryan made a device that uses 10% of usable energy. Theresa or Ryan made a device that is more efficient?

Ans:Theresa
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Ques:Read the passage below and choose the right answer to the following question (choices are Mike or John ): Pigments in the skin act like a filter that can prevent the skin from making vitamin D. As a result, people with darker skin need more time in the sun than people with lighter skin to make the same amount of vitamin D. Two friends are headed to the beach, Mike and John. Mike is white, and John is black. Both want to make the same amount of vitamin D through sun exposure. The person who will take less time to make the amount of vitamin D is Mike or John?

Ans:Mike
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Ques:Read the passage below and choose the right answer to the following question (choices are more or less ): On a hot day, an endotherm may give off more heat by increasing blood flow to the surface of the body. Eric went outside in the winter. He is more or less likely to give off heat than if it was summer?

Ans:
less
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