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Unit 1_Bones and skeletons_Science_Grade 3

  •  English    11     Public
    Bones and skeletons
  •   Study   Slideshow
  • What are the bones of head called?
    skull
  •  15
  • What are the bones of chest called?
    rib cage
  •  15
  • What is the row of bones in our back called?
    spine
  •  15
  • Name the bone that moves when we chew food.
    jaw
  •  15
  • W is ______.
    skull
  •  15
  • When I lift a weight, the muscle at the front of my arm _____ and gets ______.
    contracts/ shorter
  •  15
  • When I lift a weight, the muscle at the front of my arm contracts and gets shorter. The muscle at the back of my arm ________ and gets _______.
    relaxes/ longer
  •  15
  • What is the function of skull?
    protection
  •  15
  • What is the function of ribs?
    protection
  •  15
  • What is the function of arm bone?
    movement
  •  15
  • What is the function of spine?
    support
  •  15