At a place, the true sunrise (without the air) is at 5:47 in the morning, and the true sunset is at…
Contributed by StemPy LabTry it on paper first. A hint, the key idea and the worked solution are here when you need them.
At a place, the true sunrise (without the air) is at in the morning, and the true sunset is at . When do we see the Sun rise and set, and how long is the daytime that we see?
Need a reminder? The key ideaShow
The air is denser near the ground, so starlight bends as it comes down. Stars look higher, and they twinkle as the air moves. The Sun is seen about before true sunrise and after true sunset.
The worked solution
Have you tried it?
Work it out on paper first. It is fine to get stuck or make a mistake: that is how we learn. When you are ready, go through the solution one step at a time, and check each step against your own.
Step 1. Sunrise. early: .
Step 2. Sunset. late: .
Step 3. The day we see. From to is hours minutes.
Answer: the Sun is seen from to : hours minutes.
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