force crossword

3. the measure of the amount of matter in an object or its resistance to acceleration
6. a net force that is not equal to zero
8. Strength or energy as an attribute of physical action or movement.
10. the state of being stretched tight
11. the speed of something in a given direction
12. the rate at which velocity changes over time
13. the vector sum of all forces acting on an object
14. a tendency to do nothing or to remain unchanged

1. a contact force that is exerted on an object
2. the quantity of motion of a moving body, measured as a product of its mass and velocity
4. occurs when two or more forces acting on an object are equal in magnitude and opposite in direction
5. relating to the structure of the Earth's crust and the large-scale processes which take place. Applied
7. the force of attraction between objects with mass or energy
9. a force that opposes the relative motion or attempted motion between two surfaces in contact
14. the SI unit of force. It is equal to the force that would give a mass of one kilogram an acceleration of one meter per second squared