crossword 5

2. rate at which velocity changes over time
4. the sum of kinetic energy and all forms of potential energy
5. the potential energy associated with an object’s position relative to a gravitational source
7. the product of the component of a force along the direction of displacement and the magnitude of the displacement
8. a single force whose external effects in a rigid body are the same as the effects of several actual forces acting on the body
14. is the tendency of an object to resist changes in its motion.
15. the change in position of an object
17. a parameter that is a measure of a spring’s resistance to being compressed or stretched
18. greek capital letter that represents the sum of the quantities that come after it

1. the energy of an object that is associated with the object’s motion
3. a force that acts on an object lying on a surface, acting in a direction perpendicular to the surface
6. the energy stored in any deformed elastic object
7. the net work done by all the forces acting on an object is equal to the change in the object’s kinetic energy
9. the state in which the net force on an object is zero
10. the energy associated with an object because of its interaction with the environment
11. speed of something in a given direction
12. any object thrown or launched into the air, moving under the influence of gravity alone
13. a measure of the gravitational force exerted on an object it’s value can change with the location of the object in the universe
16. the force that attracts a body toward the center of the earth