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).

[EX Q]: Paragraph: Wave frequency can be measured by counting the number of crests or compressions that pass the point in 1 second or other time period. The higher the number is, the greater is the frequency of the wave.
 Question: If there are more crests coming through, there will be _____ wave frequency. 
 Choices: A)more 
B)less
[EX A]: more

[EX Q]: Paragraph: If the gas is heated, the particles will move faster as they gain more energy.
 Question: Tina heats some oxygen gas. The oxygen particles will move 
 Choices: A)faster 
B)slower
[EX A]: faster

[EX Q]: Paragraph: At higher temperatures, particles of reactants have more energy, so they move faster. They are more likely to bump into one another and to collide with greater force.
 Question: If Mona is comparing two different reactants to use for starting her fire and she realizes that one reactant has a higher temperature then the other, what does that tell her about the amount of energy it contains? 
 Choices: A)higher 
B)lower
[EX A]:
higher