Taking the whole class for a lesson on star gazing? It’s always difficult to point out a particular star when you have a lot of students to handle. Here is something that will help you in that task. The clock system and angle estimation using your hands can be really handy on astronomy field trips.
Venus has been known to be seen only just before sunrise or just after sunset. This is the reason why it is called the morning star and also the evening star. With a little knowledge of our solar system, we can geometrically prove why this phenomenon occurs. Let us see how.