Q90. What are some unique characteristics of Saturn?


Q91. Draw a diagram of Cassiopeia constellation to show the position of main stars in it.


Q92. Draw a diagram to show the position of main stars in Leo Major constellation.


Q93. How is the surface of the moon?


Q94. What factors make life possible on Earth?


Q95. What is meant by the phases of the Moon? Why phases of the moon occur?


Why does the moon change its shape every day?


Q96. Why is it difficult to observe the planet Mercury?


Q97. The radius of Jupiter is 11 times the radius of the Earth. Calculate the ratio of the volumes of Jupiter and the Earth. How many Earths can Jupiter accommodate?


Q98. Why is the distance between stars expressed in light years? What do you understand by the statement that a star is eight light years away from the Earth?


Last modified: Tuesday, 15 October 2019, 9:28 AM