Astronomy Quiz 3 Soluion

Quiz 3 Solution is here,

  1. Who invented telescope?

Ans: Hans Lippershey  

Explaination:

Hans Lippershey is the first person to apply for telescope patent. He was dutch Eyeglass maker and he claimed his invented device which can magnify object 3 times.

2. Farthest object from sun.

Ans:90377 sedna

Explaination:

The distance between sun and 90377 sedan is 86 AU which is three times greater then distance between earth and Neptune.

3. Visible part of sun is called..

Ans: The photosphere

Explaination:

The Photosphere refers Sphere of light. It is just an optical surface unlike a real surface.

4. What makes a planet  a dwarf planet?

Ans: Size and shape

Explaination:

Criteria of dwarf planet completely depends on size and shape of the Planet. Here, are some conditions for consideration of dwarf planet which may help you to understand:

  • It must be round or almost round
  • It must not be the satellite
  • Needs sufficient mass

 5. Term for alignment of three celestial bodies

Ans:syzygy

definition of syzygy:

When three celestial bodies come in alignment than phenomena is known as syzygy.

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