instruction:
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).
question:
Paragraph: Electromagnetic waves with shorter wavelengths have higher frequencies and more energy.
 Question: Molly was viewing electromagnetic waves and noticed a wave with a wavelength of 20nm and another with 10nm. Which likely has more energy? 
 Choices: A)the 20nm wave 
B)the 10nm wave
answer:
the 10nm wave


question:
Paragraph: As the amount of water increases, the melting point of rock decreases.
 Question: Theresa decreased the amount of water in her pool. Rock would likely melt 
 Choices: A)faster 
B)slower
answer:
slower


question:
Paragraph: The higher up a food chain that humans eat, the greater the levels of toxic metals they take in.
 Question: Mike is studying what humans eat. Bears are higher up the food chain than mosquitoes. Therefore, if humans were to eat mosquitoes, they would likely be taking in _____ levels of toxic metals. 
 Choices: A)less 
B)more
answer:

less