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: If the gas is heated, the particles will move faster as they gain more energy.
 Question: If John heats a gas in his bunsen burner, what would happen to the gas particles? 
 Choices: A)they would move faster 
B)they would move slower
[A]: they would move faster


[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: A sunscreen with a higher SPF value protects the skin longer.
 Question: Jimbo is going to the beach and he wants to ensure he has the lowest sun protection for his skin. Should he wear a sunscreen with a higher SPF or a lower SPF? 
 Choices: A)higher SPF 
B)lower SPF
[A]:
lower SPF