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Forces, (A. Explain the term, B. Facts, attributes and characteristics, C.…

- - - - when pulling something it needs a force towards them or in a specific direction
      - open a draw or cupboard, tug of war, fridge door
      - the closer a magnet to the other the stronger and harder in will pull together
    - - twisting something makes it bend or rotate
      - twisting a jar, a screwdriver, twisting a wet towel to get the water out
      - it's also known as toursion
    - - If a book is on the table the tale is exerting normal force up. If the book isn't touching the table the table isn't exerting any normal force.
      - book on table, pushing something up a ramp, anything that has contact
      - Normal force is the only force that the ground or any other surface or object can push back up with.
    - - friction is a force that will slow things down to a stop because when it comes in contact with another object it will stop its movement
      - when you rub your hands together there is a friction that will heat up and make your hands hot
      - when something is pushed on an air table it will keep going until it hits another object or falls off the table
      - the heavier the friction block and weights added makes the spring balencer streach more
    - - pushing a door open or closed, crushing a can, pushing a trolley
      - the harder you push something the faster it goes such as a softball with a bat.
      - to push something it needs force to move from the postition it was previously in
  - - - when a tennis ball rolls down a hill it doesn't get pushed gravity pulls is towards the ground
    - - when a magnet pulls a paperclip towards it has two forces pull and magnetic