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: The more tightly packed the particles inside the material are, the more dense we say they are.
Question: Eric has a soccer ball and kicks it into a rock of roughly the same size. The rock doesn't move and the ball bounces away. The rock is _____ dense than the ball.
Choices: A)less
B)more

Answer: more

Question: Paragraph: As more resistors are added in series, the total resistance of the circuit increases.
Question: If Ed adds a resistor to the circuit, the resistance will be
Choices: A)greater
B)lower.

Answer: greater

Question: Paragraph: The more an elastic object is stretched or compressed, the greater its elastic potential energy is.
Question: What will happen to the amount of elastic potential energy in Jim's rubber band if he compresses it?
Choices: A)more potential energy
B)less potential energy

Answer:
more potential energy