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: Longer wavelength electromagnetic waves have lower frequencies, and shorter wavelength waves have higher frequencies.
 Question: For radio transmissions, shorter wavelength waves have 
 Choices: A)higher or 
B)lower frequencies.
answer:
higher or


question:
Paragraph: If there are more greenhouse gases in the atmosphere, more ultraviolet radiation will be trapped and the Earth will heat up.
 Question: Carl is studying climate change, and notes that less ultraviolet radiation is being trapped, which means the earth will be 
 Choices: A)cooler 
B)warmer
answer:
cooler


question:
Paragraph: More particles inside the container means more collisions, and more collisions mean a higher pressure.
 Question: A container that has less particles in it will have a 
 Choices: A)higher pressure 
B)lower pressure.
answer:

lower pressure.