X is a group of stars which is visible during the summer season in the early part of the night. It can be seen clearly in .the month of April in the northern part of the sky. It resembles a bowl with a handle. It also resembles a big kite with a tail.
(a) What is the general name of groups of stars like X?
(b) Write any two names of X.
(c) Is it a part of our Solar System?
(d) How many bright stars are usually observed in X?
(e) Which famous star can be located in the sky with the help of X?
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(a) The general name of groups of stars like X is constellation.
- Constellation is a term used to define the pattern of stars that appear in the night sky.
- These recognizable patterns are used to find the direction we are facing.
(b) Any two names of X are Ursa Major or Big Dipper.
- Ursa major is found in the northern sky.
- When it is viewed from southern hemisphere of earth, then only few parts of Ursa Major is view.
- This constellation is also called The Great Bear.
- It is used as symbol of North and it is found in the flag of Alaska.
(c) No, it is not a part of our Solar System.
- Solar system refers to group of plants that revolves around the sun.
- It is a small family of planets in Milky Way but constellations are group of stars that is viewed from earth.
- Stars are part of galaxy.
(d) Seven bright stars are usually observed in Ursa Major.
The name of the seven stars are given below:
- α Ursae Majoris
- β Ursae Majoris
- γ Ursae Majoris
- δ Ursae Majoris
- ε Ursae Majoris
- ζ Ursae Majoris
- η Ursae Majoris
(e) The famous star that can be located in the sky with the help of X is Pole Star.
- When two end stars of Ursa major is connected with a imaginary line and viewed towards north direction, then Pole Star is visible.
- Pole Star is not that bright.
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