Force and Motion

6. the energy an object has because of its motion
7. the energy possessed by a body by virtue of its position relative to others, stresses within itself, electric charge, and other factors.
9. any of the basic mechanical devices for applying a force, such as an inclined plane, wedge, or lever.
11. When the speed of an object remains the same - it does not increase or decrease
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 (typically in combination) to raise heavy weights.
15. the process of changing energy from one form to anotherx
16. the ability to do work
17. strength or energy as an attribute of physical action or movement.

1. forces that are equal in size and opposite in direction
2. not moving or exerting oneself.
3. a vehicle's capacity to gain momentum within a short time.
4. the force applied in one direction is greater than the force applied in the opposite direction
5. a sloping ramp up which heavy loads can be raised by ropes or chains.
8. the vector sum of all the forces that act upon an object.
10. the action or process of moving or being moved.
12. the rate at which someone or something is able to move or operate
14. activity involving mental or physical effort done in order to achieve a purpose or result.