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: Don is looking at electromagnetic waves, and sees that the one's he observing have higher frequencies. Don is able to know then that the photons have energy that is 
 Answer: higher
[EX A]: In electromagnetic waves with higher frequencies, photons have more energy.

[EX Q]: Question: Chris is studying Lake Michigan. He takes soil samples from the Lake in two places. The first sample he takes from right near the shore. The second sample is taken from the middle of the lake. The _____ sample will have greater dissolved nutrients in it. 
 Answer: first
[EX A]: Water near shore generally has more dissolved nutrients than water farther from shore.

[EX Q]: Question: If Jim is observing a nucleus and he notices the electromagnetic force is increasing, that means the nuclear force is 
 Answer: decreasing
[EX A]:
As more protons are added to the nucleus, the electromagnetic force of repulsion between them gets stronger, while the strong nuclear force of attraction between them gets weaker.