instruction:
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.
question:
Question: The lighter someone's skin is the _____ melanin they have. 
 Answer: less
answer:
However, the melanocytes of people with darker skin produce more melanin.


question:
Question: A reactant particle that is in the arctic is likely _____ compared to one in the desert. 
 Answer: slower
answer:
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.


question:
Question: Dina and Job are pushing carts down a hill to see who's will reach the bottom first. Both carts are identical. Dina pushes hard, and Job pushes softly. The cart that will reach the bottom of the hill first is 
 Answer: Dina's
answer:

The greater the force that is applied to an object of a given mass, the more the object will accelerate.