Chapter 12 Beyond Earth
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NCERT Class 6 Science (Curiosity) Chapter 12 Beyond Earth
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NCERT Class 6 Science (Curiosity) Chapter 12 Beyond Earth
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NCERT Class 6 Science (Curiosity) Chapter 12 Beyond Earth
Let Us Enhance Our Learning (Pages 249-251)
Question 1. Match the column:
Answer:
Question 2. (i) Solve the following riddle:
My first alphabet is in MAN but not in CAN.
My second alphabet is in ACE also in FAN.
My third alphabet is in RAT and not in CAT.
My fourth alphabet is in SUN but not in FUN.
Answer:
MARS
(ii) Make two similar riddles by your self.
Answer:
(a) My first alphabet is in VAN but not in PAN
My second alphabet is in EARTH and also in HEAVEN
My third alphabet is in ONE and not in TWO
My fourth alphabet is in SUN and also in FUN
My last alphabet is in STAR but not in RADAR
I am a planet that moves around the Sun.
Answer: VENUS
(b) My first alphabet is in EAT but not in BAT
My second alphabet is in FAT and also in SAT
My third alphabet is in RAT and not in MAT
My fourth alphabet is in TEN and also in NET
My fifth alphabet is in HAT but not in PAT.
I am a planet that moves round the Sun.
Answer: EARTH
Question 3.
Which of the following is not a member of our solar system?
(i) Sirius
(ii) Comets
(iii) Asteroids
(iv) Pluto
Answer:
(i) Sirius
Question 4.
Which of the following is not a planet of the Sun?
(i) Jupiter
(ii) Pluto
(iii) Neptune
(iv) Saturn
Answer:
(ii) Pluto
Question 5.
Which is the brighter star, the Pole star or sirius?
Answer:
Sirius is the brightest star in the night sky.
Question 6. An artist’s representation of the solar system is given in the figure. Is the order of the planets correct? If not, write the correct order in the boxes in the figure.
Answer:
The correct sequence is as follows: 1,3,2,4,5,7,6,8
Question 7. A portion of night sky with stars is shown in Fig. Look carefully and identify the groups of stars that from the pattern- the Big Dipper and the Little Dipper. Draw lines to connect the stars for these patterns and label the Pole star. You may refer to Fig .12 for help.
Answer:
Big Dipper, Little Dipper and Pole Star (The lines are not seen in the sky and have been drawn only for easy identification)
Question 8. A portion of the night sky is shown in Figure. Draw lines to connect the stars for Orion and label the star Sirius. You may refer to Fig. 12.3.
Answer:
Question 9. You can see stars fading away at dawn and appearing at dusk. During the day we do not see the stars. Explain why.
Answer:
During the day, the Sun’s bright light outshines the stars, making them invisible to our eyes. The atmosphere scatters Sunlight, creating the blue sky and masking the faint light of the stars.
Question 10. During a clear night try to observe the big depart 3-4 times at an interval of 2-3 hours. Also try to locate the pole star each time. Does the Big Dipper appears to move? Draw a rough sketch. to illustrate this, mentioning the time in each case.
Answer:
The Big Dipper appears to move around the Pole Star due to the rotation of the Earth. Over a few hours, its position changes, making it seem as if it is rotating around the Pole Star.
Question 11. Think about the night sky and write a poem or a story on it.
Answer:
Today I saw a comet while watching the night sky. I told my grandparents about this episode and to this, they reply it is a messenger of disaster like pandemic or flood.
But these are all myths and superstition, As I learned in my institution.
Appearance of a comet is a natural phenomenon. We have no reason to be afraid of this Grandma.
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