Constellations

Q. A group of stars forming a definite or recognisable pattern is called as a _____.

1. cluster
2. constellation
3. heavenly sign
4. star design

Q.

How many constellations are officially recognized by the International Astronomical Union (IAU)?

Q.

Describe the constellation Orion. [5 MARKS]

Q. Which constellation appears like a big ladle or a question mark?

1. Big dipper

2. Great bear

3. Saptarshi

4. All of these

Q.

We can locate the pole star with the help of

1. Ursa Minor

2. Ursa Major

3. Orion

4. Scorpio

Q. What is the common name for a group of stars forming a definite shape in the sky?

1. Hunter
2. Galaxy
3. Orion
4. Constellation

Q.

Which is the easiest recognizable constellation?

Q. Describe the constellation Cassiopeia. [5 MARKS]

Q. Which of the following is also known as Dog star?

1. Rigel
2. Betelgueuse
3. Mars
4. Sirius

Q. Which of the following are constellations?

1. Ursa Major
2. Orion
3. Leo
4. Nebula

Q. In the ancient times, how did farmers use constellations for harvesting and sowing?

1. By calculating distance between constellations and their farms
2. By calculating number of stars in a constellation
3. By observing the relative position of the constellations
4. By observing the brightness of the nearest constellation

Q. The constellation that looks like a distorted 'W' or 'M' is:

1. Ursa Major
2. Orion
3. Cassiopeia
4. Leo

Q. In 1929, the International Astronomical Union, defined some of the constellations in the sky to be official. How many constellations did they define?

1. 90
2. 89
3. 88
4. 87

Q. The duration of a star day is

1. 24 hours 6 minutes and 4.09 seconds
2. 23 hours 18 minutes and 4.09 seconds
3. 23 hours 15 minutes and 4.09 seconds
4. 23 hours 56 minutes and 4.09 seconds

Q. What is a constellation? Name any two constellations.

Q. The centre of the spiral galaxy, concentrated with stars, is known as ____.

1. constellation
2. bulge
3. flat disk
4. dust

Q. An Asterism is:

1. group of suns
2. path of sun
3. pattern of stars
4. cluster of stars

Q. Which constellation is similar to letter M ?

1. Cassiopeia
2. Orion
3. Ursa Minor
4. Scropio

Q.

In ancient Indian astronomy, the constellations were known as Nakshatras.

1. True
2. False

Q. Match the stars with the constellation in which they appear.

1. Ursa Minor
2. Ursa Major
3. Canis Major
4. Orion

Q. Constellations are actual objects which are a part of our solar system.

1. False
2. True

Q.
Observe the orientation of stars and determine the name of the constellation in the given figure.

1. Orion
2. Saptarshi
3. Scorpio
4. Cassiopeia

Q. Pole star can be located using_________constellation.

1. Orion
2. Antares
3. Saptarshi
4. Leo major

Q.

Stars appear to revolve around which of the given celestial body?

1. Sun

2. Orion

3. Ursa major

4. Pole star

Q.
Analyse the orientation of stars and find out the name of the constellation.

1. The Great Bear
2. Orion
3. Scorpio
4. Cassiopeia

Q. If a star rises at 7 pm tonight, it will rise at_______ tomorrow.

1. 6.56 am
2. 7.05 pm
3. 6.56 pm
4. 6.00 pm

Q. Which of the following constellation looks like a cluster of twinkling flames in the night sky?

1. Scorpio
2. Orion
3. Ursa Minor
4. Pleiades

Q. Which organisation is credited with officiating 88 constellations across the sky?

1. NASA- American Space Agency
2. Mount Wilson Observatory
3. International Astronomical Union (IAU)
4. 
   Mount Palomar Observatory

Q. The primary aim for mapping of the constellations done by International Astronomical Union in 1929 was _____.

1. to avoid confusion regarding the number of stars perceived in a constellation
2. to protect constellations from disappearing
3. to allow astronomers to communicate about the regions of the sky they studied
4. to bring clarity between stars and planets for the astronomers and scientists

Q. Which of the following constellation have four out of its seven stars at the corners of a quadrangle?

1. Scorpio
2. Orion
3. Cassiopeia
4. Saptarshi