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 Input:
Question: If Mary is performing an experiment and she increases the frequency of her electromagnetic wave, what happens to the energy it produces? 
 Answer: increases

Ex Output:
The higher the frequency of an electromagnetic wave, the greater its energy.


Ex Input:
Question: An increase in birth rates indicates a/an _____ in the food supply. 
 Answer: increase

Ex Output:
Low food supply or a lack of space can lower birth rates, increase death rates, or lead to emigration.


Ex Input:
Question: John observed that machines are not very helpful in performing work because they decrease the amount of force, and also make the distance the force is applied 
 Answer: Lesser

Ex Output:

Machines make work easier by increasing the amount of force that is applied, increasing the distance over which the force is applied, or changing the direction in which the force is applied.