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: Sarah ate a piece of shark meat for dinner, Sarah's levels of toxic metals have 
 Answer: increased or
[A]: The higher up a food chain that humans eat, the greater the levels of toxic metals they take in.


[Q]: Question: John was playing with alkanes in his lab. If he decreased the amount of carbon atoms in an alkane, what would happen to the boiling point of that alkane? 
 Answer: decrease?
[A]: Alkanes with more carbon atoms have higher boiling and melting points, so some of them are solids at room temperature.


[Q]: 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? 
 Answer: higher
[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.