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Scientific method of my invention

Scientific method of my invention. problem. My problem is my bag is full of book so i can’t put my snack. Purpose . Because to find a tools that help me to carry my snack. A bag that have a drawer and there are a wheel and they need some thing to help him to rool . Finding info.

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Scientific method of my invention

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  1. Scientific method of my invention

  2. problem • My problem is my bag is full of book so i can’t put my snack

  3. Purpose • Because to find a tools that help me to carry my snack

  4. A bag that have a drawer and there are a wheel and they need some thing to help him to rool.

  5. Finding info • I find out in internet that a drawer must be in the bottom the bag so the wheel can move and easy to open it .

  6. Observation My observation in the internet and at my home it diffrent because my reasult is diffrent from the internet and the wheel can’t move • Inference • f the wheel is to much it will be sliery and hard to move

  7. Hypothesis • First wheel we can move • Second we can move • Thrid we can move quiker

  8. Materials needed • Material equipment • -sterefomsrew • - a glue srewdrievr • - a wood • -mand a lever

  9. Variables • The independent variable (What I change) : the number of the wheel • The dependant variable (What I Observe) = the dragging of the drawer • Controlled variables (What I Keep the Same) the drawer material

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