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CHAPTER 11: THE MOON
                            TOPIC: INTRODUCTION TO THE MOON, SURFACE AND CONDITION



               OBJECTIVE QUESTIONS

               Q1. Fill in the blanks

                   1.  The Moon is an astronomical body orbiting …………………Earth and is the planet's
                       only natural satellite.
                   2.  The gravitational attraction between the earth and ……………………holds it in its orbit.
                   3.   It is the ……………………. satellite in the Solar System.
                   4.  After the Sun, the Moon is the ……………….. brightest object visible in Earth's sky.
                   5.  The Moon is……………………………km away from Earth.

               Q2. State true or False

                  1. The moon’s surface is covered by rocks and grey powdery loose dirt which we call
                     lunar soil.
                  2. It is marked with mountains of different sizes.
                  3. There is presence of nitrogen gas in lunar atmosphere.
                  4. The sky of the Moon is always bright.
                  5. The away part receives a temperature of -150 degree Celsius.


               SUBJECTIVE QUESTIONS

                   1.  Look at the pictures and answer the following questions.
                       i)  Name the celestial body shown in this picture.
                       ii)  Describe about the depression on the surface of the celestial body?
                       iii)  How these depressions must have formed?
                       iv)  What is the temperature of the bright side of this celestial body?
                       v)  What is the temperature of the dark side of this celestial body?
                       vi)  Describe about the atmosphere of this celestial body?
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