Study

Force

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  • When pushing a refrigerator across the floor you need to overcome the force of _______?
    Friction
  • Observe the picture and identify the force.                            Upthrust or Gravity
    Gravity
  • Which diagram can be seen in the image?                                                Force or Mass diagram
    force diagram
  • Does friction cause wear and tear of the objects?                     Yes or No
    Yes
  • What do we use inorder to reduce friction?  cream or oil
    Lubricant or Oil
  • Name any one non-contact force.
    gravity or magenetism
  • What do equal arrows on a force diagram diagram indicate?   equal or unequal
    The strength of the forces are equal.
  • look at the image and identify the force indicated by the arrow                                                 Air resistance or Water Resistance
    Air resistance/ drag
  • Which force does the upward arrow indicate?                                 Gravity or Air resistance
    air resistance
  • Which force is used when a person pushes a trolley?   Gravity or Applied Force
    Applied force
  • Which force pushes objects upwards in water?                          Upthrust or Gravity
    Upthrust
  • Can force stop moving objects?    Yes or No
    yes
  • When a person is sitting on a chair which force will the upward arrow represent?  Gravity or  Normal force
    normal force
  • Who discovered gravity?   Alexander Graham or Isaac Newton
    Sir Isaac Newton
  • A force is a __________ and _________                                                 post and pass or push and pull
    Push and pull
  • Is the gravity of the moon the same as the gravity on Earth?   Yes or No
    No
  • The engine of an aeroplane creates which force that allows the aeroplane to be in the sky?    Thrust or Gravity
    Thrust
  • What will happen if the force of gravity on a boat is greater than upthrust?                                  Float or Sink
    The boat will sink.