HS Physical Ch. 5

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Across
  1. 3. ______ is everywhere and affects nearly all motion, slowing things down and wearing parts out
  2. 6. ____ field surrounds and affects electrical charges
  3. 8. pulls things apart
  4. 9. ____ field surrounds every object
  5. 13. pushes things together
  6. 14. Newton's ____ law- "The acceleration of a system is directly proportional to the net force acting on the system and is inversely proportional to its mass"
  7. 15. _______ field acts only when one system touches another
  8. 16. twists objects
  9. 17. When objects accelerate at a constant rate, as they do in free fall, they experience ______ acceleration
Down
  1. 1. Described as a push or pull
  2. 2. 9.81 m/s2 is the average __________________________ near sea level
  3. 4. move in opposite directions along a parallel line
  4. 5. The English physicist ________________ later extended Galileo's studies to create the laws of motion
  5. 7. Newton's ___ law- "Objects at rest remain at rest, and objects in motion continue in a straight line at a constant velocity unless acted upon by a net external force"
  6. 10. The study of kinds of forces, how they interact with matter, and how they affect the motion of objects are some of the most important aspects of _________
  7. 11. Newton's ____ law- "For every external force exerted on a system by its surroundings, the system exerts an equal but opposite force on its surroundings"
  8. 12. ____ field surrounds magnets and materials with electricity flowing through them