Advanced Physical Science - Semester Two Exam - Chapter 12

1234567891011121314
Across
  1. 1. The universal force that is most effective over the longest distance is ____.
  2. 6. The gravitational force between two objects _____ as mass increases.
  3. 9. The gravitational force between two objects increases as distance _____ .
  4. 10. When a pair of balanced forces acts on an object, the net force that results is equal to _____.
  5. 12. When an object is sliding, the sliding friction force acts in a direction ______ of motion.
  6. 13. When opposite poles of two magnets are brought together, they ____ each other.
  7. 14. The _____ force acting on a satellite in orbit is a center-directed force.
Down
  1. 2. The acceleration due to gravity on Mars is about one-third the acceleration due to gravity on Earth's surface, so objects on Mars have a weight that is one-______ the weight on Earth's surface.
  2. 3. According to the law of universal ______, if no net force acts on a system, the total momentum of the system does not change.
  3. 4. the centripetal force acting on a satellite in orbit acts as an ______ force on the satellite.
  4. 5. The centripetal force acting on a satellite in orbit changes the _____ of the satellite.
  5. 7. Distance traveled in given time
  6. 8. Motion caused by the downward force of gravity and an initial forward velocity is _____ motion.
  7. 11. The speed and direction of motion.