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# Physics - Chapter 4

What is the term for the combination of all the forces that act on an object? net force
In general, ____ is a state of balance equilibrium
____ is either a push or a pull. force
What is the name of the force that acts to resist the relative motion of objects or materials that are in contact friction
___________ is the reluctance of any body to change its state of motion. inertia
You get a newton of force when you multiply this unit by m/s2. kilogram
Another name for Newton's first law of motion law of inertia
a measure of an object's inertia mass
SI unit of force newton
This law states that every body continues in its state of rest or of motion in a straight line at a constant speed unliess acted on by a net force Newton's First Law of Motion
For an object at rest on a horizontal surface, the upward force that balances the weight of the object. normal force
Another name for the normal force support force
the measure of the pull of gravity on an object weight
ancient scientist that said all motion was natural or violent Aristotle
Scientist who was the first to say the earth moved around the sun Copernicus
Scientist who noticed that if you roll a ball down a ramp, it will rise up another ramp to the same height as it began its journey Galileo
Scientist that had 3 laws of motion Newton
mass times acceleration equals this force
its value is 9.81 m/s2 acceleration due to gravity
Created by: abolvin