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).

[Q]: 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
[A]: Sue


[Q]: Paragraph: Rougher surfaces have more friction between them than smoother surfaces.
 Question: Eric rubs together tissue paper and then sandpaper. The rougher tissue paper has _____ friction than the sandpaper. 
 Choices: A)less 
B)more
[A]: more


[Q]: Paragraph: The gravitational force between two objects decreases as the objects move further apart.
 Question: What is the gravitational effect on an object that is far from Earth by Earth? 
 Choices: A)high 
B)low
[A]:
low