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).

[EX Q]: Paragraph: Bases have pH values above 7. The higher the pH value, the more strongly basic the substance.
Question: If we tested a substance and the number was high on a pH test then the item is
Choices: A)acidic
B)basic
[EX A]: basic

[EX Q]: Paragraph: If we have two materials with the same volume, the material with a higher mass will be more dense.
Question: Tanya has a substance with mass 10kg. Logan has a substance with mass 5kg. If both substances are the same size, who has the less dense substance.
Choices: A)Tanya
B)Logan
[EX A]: Logan

[EX Q]: Paragraph: The closer together the particles are, the greater the amplitude of the wave.
Question: If the particles move together, the amplitude of the wave should
Choices: A)increase
B)decrease
[EX A]:
increase