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: A higher-frequency wave has more energy than a lower-frequency wave with the same amplitude.
 Question: A wave with more energy than another will have a _____-frequency. 
 Choices: A)lower 
B)higher

A: higher
****
Q: Paragraph: Bigger stars produce more energy, so their surfaces are hotter.
 Question: Would a small star be 
 Choices: A)hotter 
B)colder

A: colder
****
Q: Paragraph: The more branching there is in isomers, the lower the boiling and melting points are.
 Question: If an isomer has less branching than another isomer, it should have a _____ melting point. 
 Choices: A)higher 
B)lower

A:
higher
****