[Q]: Brad and Joe studied atmospheric conditions on different planets of our solar system. Joe studied about Earth, while Brad studied more about Venus. Which person learned about the planet with a thicker atmosphere?
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[A]: Brad

[Q]: The Jones family had a history of chronic viral infections. Jenny got human papillomavirus, while her brother Josh got infected with the EpsteinBarr virus. They were both under treatment. Which sibling had a higher risk of developing Burkitt's lymphoma?
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[A]: Josh

[Q]: A group of middle school students is measuring the temperature of various liquids for a chemistry lab using a mercury thermometer. They have a beaker of boiling water, a beaker of ice water, and a beaker of water at room temperature. If the students move the thermometer from the boiling water to the room temperature water will the mercury level rise or fall?
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[A]: fall

[Q]: Two students studied animal behavior for the biology class. Ned studied more about predators, while Kim studied more about herbivores. Which student studied more about keystone species?
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[A]:
Ned