In this task, you are given a question and answer for that. The answer will fill in the blank or will complete the unfinished question. Your task is to provide an explanation based on the given question or fill-in-the-blank statement, and answer.

[Q]: Question: By filling up a party balloon with faster moving Helium particles from a gas cylinder as opposed to slower ones, would the temperature of the balloon be 
 Answer: higher
[A]: When particles move more quickly, temperature is higher and an object feels warmer.


[Q]: Question: When quarks are taken further apart, they experience minimal attraction, but when they're brought together, they have an attraction that is 
 Answer: smaller
[A]: Gluons make quarks attract each other more strongly the farther apart the quarks get.


[Q]: 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. 
 Answer: more
[A]:
The more tightly packed the particles inside the material are, the more dense we say they are.