Scientists want to place a telescope on the moon to improve their view of distant planets. The telescope weighs 200 pounds on earth. The weight of the telescope when it reaches the moon as the weight of the telescope will be equal to its mass.
If you're trying to view faint deep-sky items like nebulas and galaxies then you'll need a reflector telescope while a refractor telescope is higher suited for perspectives inside our very own galaxy consisting of the moon and other planets.
A telescope is an optical tool using lenses, curved mirrors, or a mixture of each to look at remote objects, or diverse gadgets used to observe distant gadgets by means of their emission, absorption, or mirrored image of electromagnetic radiation.
The Celestron encourage 100AZ is a top, top choice of telescope for beginners. It gives remarkable ease of setup and use, and it comes with a much greater choice of add-ons than most other starter telescope bundles - it's the entire package for the ones trying their hand at astronomy.
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Answer: B. It is useful for navigation.
Explanation:
The Mercator is a famous map projections that was created by Geradus Mercator who was a Flemish geographer in 1569.
The Mercator is used for nautical purposes and is regarded as the standard map projection due to the fact that the lines of true direction can be represented on it and hence useful for navigation.
