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Systems P5-6 (Electric Curcuits (Parts (Wires (Connect circuit parts…

- - - - Connect circuit parts together
    - - Closes or opens a curcuit
    - - Serves as an energy source
    - - Gives off light of different brightness depending on
        
        No. of batteries
        
        No. of bulbs
        
        Arrangement of bulbs in series or parallel
  - - - Allows electric current to flow though it
    - - Does not allow electric current to flow through it
- - - - Transport food from leaves to all plant parts
    - - Transport water and minerals to all plant parts
- - - - allows air to enter and leave the body
      - Transport air to and from the lungs
      - Help the boy to take in oxygen and remove carbon dioxide
    - - Supports the body
      - Gives the body shape
      - Protect the organs in the body
    - - Blood vessels
        
        Transport food to all body parts
      - Blood
        
        Transport oxygen, digested food and water to all parts of the body
        
        Transports carbon diaoxide and other waste materials away from different parts of the body for removal
      - Heart
        
        Pumps blood to all body parts
    - - help different parts of the body to move
    - - Breaks down food into simple substances
      - Absorb these substances so that they can be used by the body