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).
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Question: Paragraph: A: As the car approaches the radar gun, the reflected microwaves get bunched up in front of the car. Therefore, the waves the receiver detects have a higher frequency than they would if they were being reflected from a stationary object. The faster the car is moving, the greater the increase in the frequency of the waves.
 Question: When waves in the ocean go slow there will be 
 Choices: A)less 
B)more

Answer: less


Question: Paragraph: Shorter wavelengths (higher frequencies) correspond to higher energies and thus hotter star temperatures.
 Question: Sue sees a star with a high frequency. Erin sees a star with a low frequency. The hotter star belongs to 
 Choices: A)Sue 
B)Erin

Answer: Sue


Question: Paragraph: The higher the pH value is, the stronger the base.
 Question: If we find something with a high pH value that is likely to be 
 Choices: A)acidic 
B)basic

Answer:
basic