Forces
Across
- 3. Happens when the net force acting on an object is NOT zero
- 5. This type of friction prevents objects from sliding when they are at rest
- 7. The units used to measure mass
- 11. The direction of a normal force is always ___________ to the surface
- 12. Another word for the force of gravity acting on an object
- 14. An object can move with __________ velocity when in equilibrium
Down
- 1. The roughness between two materials is measured by the _________ of friction
- 2. The weight of an object is due to the force of __________
- 4. When all forces acting on an object are balanced
- 6. A force exerted on an object by a person or another object
- 8. The units all forces are measured with
- 9. This type of friction slows down moving objects
- 10. For all objects on Earth, the direction of the force of gravity is always ____________
- 13. The _________ force is the reaction or support force of a surface pushing back on an object