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.

[EX Q]: Question: Dan falls from a single stair one day, then the next day falls down three stairs at once. After falling down one stair, compared to three, Dan will experience 
 Answer: less friction
[EX A]: Heavier objects press together with greater force, and this causes greater friction between them.

[EX Q]: Question: If Jim adds more resistors to the circuit he is building for his school science project, what will happen to the overall resistance of the circuit? 
 Answer: it will increase
[EX A]: Increasing the number of resistors in a series circuit increases the overall resistance of the circuit.

[EX Q]: Question: Harry has a pet walrus. Jim has a pet parrot. Whose pet has a heavier exoskeleton? 
 Answer: Harry
[EX A]:
The larger the animal, the heavier the exoskeleton, making movement more difficult.