9th Class Science Work and energy Question Bank 9th CBSE Science Work and energy

  • question_answer
      Due to heavy rain and speedy winds a tree broke and fell on the road. Two persons from local shops came and begin to remove that broken part of the tree, but in rain as the log was too heavy. A passerby came to their help with a few solid heavy sticks. Consequently, the heavy log was put aside and the commutation on the road began as usual. Read the given passage and answer the following questions (a) Comment upon the value(s) displayed by the passerby. (b) Name the energy stored when the heavy log of the tree was lifted to some height.

    Answer:

        (a) The values displayed by a passerby are social and conceptual values.                           (b) Potential energy will be stored in a heavy log of tree because it is displaced to some height.  


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