Newton’s Laws of Motion pt. 1
The law that states that an object remains at rest or in motion (constant velocity) unless something acts on it.
What is Newton’s First Law?
What is Newton’s Third Law
Acceleration is proportional to the net force—the overall force—acting upon an object and mass of the object.
What is Newton’s Second Law?
Formula to find weight
Fg = mag
Fg = Force of Gravity (Weight)
ag = Magnitude of Acceleration due to Gravity
The tendency of an object to resist change (in motion).
What is Inertia?
Newton’s Second Law of Motion can be expressed by the equation. . .
F = ma
True or False
Did the 300 pound man have less force than the 250 pound man when they ran into a wall at a the same speed?
False
Gravity causes objects to ____.
Fall
True or False
Action-Reaction pairs cancel.
False.
The force exerted on an object by Earth; directed toward the center of Earth.
What is Gravity?
An object is in equilibrium when it is at ____ or moving at a ________ ______.
Rest; Constant; Velocity
The 2 Types of Nuclear Forces
What are Weak and Strong Nuclear Forces?
The force that causes objects to attract and repel.
What is electromagnetic force?
If a person stands in an elevator that is moving downwards, the upward force from the elevator floor is called a ____?
Normal Force