STARS AND SOLAR SYSTEM 8

                                                               

PRACTICE PAPER

SCIENCE (2018)
CLASS VIII                               STARS AND SOLAR SYSTEM                                            

 Click here👉      NCERT:SOLUTIONS OF CH-4,STARS AND SOLAR SYSTEM       
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1.Write the name of first satellite of India.
2.What is a natural satellite?
3.Why do we classify the Sun as a star?
4.Which comet appears after every 76 years?
5.Name any two artificial satellites of our country.
6.Name a star that always appear stationary from Earth's surface?
7.Why does the moon change its shape every day?
8.What are celestial bodies?
9.Why the village sky is so different from the night sky in big cities?
10.The Sun rises in the east and sets in the west. Why?
11.What do you understand by light year? What is its value in km?
12.What is a Pole star?
13.What does the Solar system comprises of?
14.Give reason for
(i) Change in seasons on the earth (ii) Different phases of moon.
15.Why meteors are called shooting stars even though they are not stars?
16.Which constellation is called 'Hunter'?
17.Can we hear any sound on the Moon? Explain your answer.
18.What are galaxies?
19.Write the uses of artificial satellites.
20.Write short notes on Meteors and Meteorites.
21.What is the difference between a star and a constellation?
22.Give one word for each

(a) Stars forming a recognizable pattern. 

(b) A solid body from outer space that is sometimes able to reach the earth‟s surface.

(c) A belt of small planetoids present mainly in between the orbits of Mars and Jupiter.
23.Give some details about Moon.
24.Write any three differences between Galaxy and Constellations.
25.With the help of diagram, show the relative positions of prominent stars in

 (a) Ursa major and (b) Orion. 

26.(i) What do you mean by solar system?      

(ii) In the solar system, name the following:   

(a) The largest planet,                                      

(b) The smallest planet,                                   

(c) The brightest planet ,                                

(d) The planet with largest number of satellites.   
27.Distinguish between a star and a planet.
28.What do you mean by the term moon phase. Explain various phases of the moon?
29.Why do the phases of moon occur?
30.The planets do not collide while revolving around the Sun. Explain?
31.What is a constellation? Name any three constellations?
32.Explain the constellation Ursa Major?
33.How can we locate the pole star with the help of Ursa Major?
34.Explain the constellation Orion?
35.Differentiate planets and stars?
36.What do you understand by the terms, period of rotation and period of revolution of a planet?
37.If we imagine Saturn in a large pool of water then it will float. Why?
38.What do you understand by the term solar system? Give names of the planets in our solar system in increasing order of distance from the sun?
39.What is a satellite? Differentiate with examples artificial and natural satellites?
40.Name the first Indian satellite. Give the uses of artificial satellite?
41.What are comets?
42.What are meteors and meteorites?
43.What is a meteor shower?