Across
- 2. the resistance that one surface or object encounters when moving over another.
- 5. still or constant speed
- 8. a tendency to do nothing or to remain unchanged.
- 9. Newton's First Law of Motion (Inertia) An object at rest remains at rest, and an object in motion remains in motion at constant speed and in a straight line unless acted on by an unbalanced force.
- 10. Is a push or a pull that causes an object to stop, move or change direction..
Down
- 1. the direction is the straight path an object can move along.
- 3. is the rate of change of position, or the distance traveled, in a period of time.
- 4. one greater and one lesser force in opposite directions
- 6. 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 per second, and is equivalent to 100,000 dynes.
- 7. the force that attracts a body toward the center of the earth, or toward any other physical body having mass.