Force and motion

• What is an avalanche?

  A sudden flow of snow down a slope
• What causes motion?

  Forces acting on an object
• What stops motion?

  Forces acting against the motion
• What is a force?

  A push or attraction between objects
• How does wind affect a windmill?

  Wind exerts a force on the blades
• What is an example of a force?

  The attraction between two magnets
• Why does a force not exist by itself?

  It depends on the interaction between objects
• How do forces affect objects?

  They can change shape, motion, or stop them
• What can forces do through contact?

  They can trigger movement or change shape
• What is an example of a force acting at a distance?

  Magnetism or electricity
• What keeps us glued to the ground?

  The force of gravity
• What happens when forces offset each other?

  No change in motion occurs
• What forces would cause an avalanche?

  Gravity and friction on snow
• Are forces at work when nothing changes?

  Yes, they can offset each other
• What is happening around you right now regarding forces?

  Forces are keeping you still or moving