Across
- 2. an object that is moving only under the influence of gravity
- 3. a body's relative mass or the quantity of matter contained by it, giving rise to a downward force; the heaviness of a person or thing.
- 6. the international system of units unit of time measurement
- 8. the force that attracts a body toward the center of the earth, or toward any other physical body having mass.
- 11. A stationary object is one that has constant /fixed position with respect to time. A stationary object relatively has zero velocity for ex.
- 13. any object that once projected or dropped continues in motion by its own inertia and is influenced only by the downward force of gravity
- 14. the slowing down of an object
- 15. the quantity of motion of a moving body, measured as a product of its mass and velocity.
- 16. a force that acts in the opposite direction to an action force
Down
- 1. the speed of something in a given direction.
- 4. a tendency to do nothing or to remain unchanged.
- 5. the resistance that one surface or object encounters when moving over another.
- 7. the rate at which someone or something is able to move or operate.
- 9. a vehicle's capacity to gain speed within a short time.
- 10. the interval in which change occurs
- 12. an abstract quantity that describes the overall motion of a physical system