Physical Science

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Across
  1. 2. strength or energy as an attribute of physical action or movement.
  2. 4. property of matter by which it continues in its existing state of rest or uniform motion in a straight line, unless that state is changed by an external force
  3. 6. the sum of all forces acting on an object in a single plane
  4. 9. Friction The force that prevents relative motion between two contacting surfaces when they are at rest.
  5. 10. force necessary to provide a mass of one kilogram with an acceleration of one metre per second per second
Down
  1. 1. the resistance that one surface or object encounters when moving over another
  2. 3. Force those that are equal in magnitude but opposite in direction
  3. 5. Force forces that are not equal in magnitude and may or may not act in the same direction
  4. 7. a coherent, typically large body of matter with no definite shape
  5. 8. body's relative mass or the quantity of matter contained by it, giving rise to a downward force; the heaviness of a person or thing