You are given a short paragraph, a question and two choices to answer from. Choose the correct answer based on the paragraph and write the answer(not the key).
--------
Question: Paragraph: When a volume of water is cooled, the molecules move less vigorously, so same number of molecules takes up less space and the water is denser.
Question: Sean is trying to see how fast the water molecules are moving in a container of water. He observes that the molecules are moving very slowly, so the temperature must be
Choices: A)cool
B)warm

Answer: cool

Question: Paragraph: Increased resource use generally means more waste; electronic waste from developed nations is a growing problem in the developing world.
Question: If people use a lot of energy they create
Choices: A)less waste
B)more waste

Answer: more waste

Question: Paragraph: To reduce friction, oil is added to the engine.
Question: If Milo's bike chain is not moving well and he adds no oil to it, what will happen to the levels of friction the chain experiences?
Choices: A)increase
B)decrease

Answer:
increase