Across
- 2. The force of attraction between 2 objects
- 4. The amount of matter an object has
- 5. property of matter resistent to motion
- 9. Zero net force
- 10. any of the basic mechanical devices for applying a force
- 13. a wheel with a grooved rim around which a cord passes. It acts to change the direction of a force applied to the cord and is chiefly used to raise heavy weights.
- 14. the pathway in which electric charge flows in
- 15. Push or pull on an object
- 16. one pathway to the enrgy source
- 17. Movement
- 18. more than one pathway to the enrgy source
Down
- 1. resistent of movement between 2 objects
- 3. creates movement
- 4. any material that contains iron or sttracts iron
- 6. also known as a ramp
- 7. produced by the motion of electric charge, resulting in attractive and repulsive forces between objects.
- 8. Change in velocity
- 11. a form of energy resulting from the existence of charged particles
- 12. Speed with a direction
- 19. 1.a rigid bar resting on a pivot, used to help move a heavy or firmly fixed load with one end when pressure is applied to the other.