No, you can't aim where you see the fish, because refraction will change the position of the fish and make it appear in a different position from where it actually is.
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Answer:
<u><em>note:</em></u>
<u><em>find the attached solution:</em></u>
Answer: True
Explanation:
A photo detector that can respond to the entire rang of visible light can be design, it is true.
Photo detector is a device in an optical receiver which receives optical signals and convert it to electric signal. It is the key device position in front of the optical receiver.
The gas would also decrease in size since the container lost gas to decrease the size of the container.