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: Tina heats some oxygen gas. The oxygen particles will move
Choices: A)faster
B)slower

A: faster
****
Q: Paragraph: Exhaling, or breathing out, decreases the size of the chest, which increases air pressure inside the lungs.
Question: When people breathe out their chest becomes
Choices: A)larger
B)smaller

A: smaller
****
Q: Paragraph: For a given medium such as air, sound has a slower speed at lower temperatures.
Question: Would a microphone designed to listen for avalanches detect the sound of falling snow sooner on a
Choices: A)warm day
B)colder day?

A:
warm day
****