Describe how muscular systems works
Question to investigate: What happened to the red and blue rubber band when you move the ice cream stick up and down?

1. Place the ends of the ice cream sticks together and pierce through a thumbtack at the joints of the ice cream sticks.
2. Cut the rubber bands to form two strips.
3. Stick the blue rubber band at the inner edge of the ice cream sticks using the tape.
4. Repeat the same step in the outer edge using the red rubber band. Now, move the lower ice cream stick up and down.
5. Submit pictures of the output or the actual output itself.


Prediction Phase:
Observation Phase:
Explanation Phase:


Conclusion:
1. What happened to the red and blue rubber band when you move the ice cream stick up and down?
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2. What does each of the part represent in the muscular system?
ice cream stick -
red rubber band -
blue rubber band -