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: A particle that is in the desert is likely _____ compared to one in the arctic. 
 Answer: faster
[A]: 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.


[Q]: Question: A rapid increase in electricity consumption could mean _____ pollution. 
 Answer: more
[A]: We need to reduce our electricity consumption in order to reduce pollution.


[Q]: Question: Dana is testing alkanes to see how they boil. She first heats up alkanes with more carbon atoms, and then some with fewer. The alkanes with fewer carbon atoms have a boiling point, compared to the other, that is 
 Answer: higher
[A]:
Alkanes with more carbon atoms have higher boiling and melting points, so some of them are solids at room temperature.