164 cards
There are only four types of forces in nature: 1. ____
The force exerted by a body when there is a direct contact between them are called ____.
Molecular and quantum physics show that the ____ is the fundamental interaction responsible for contact forces .
Contact forces must act in at least one of two directions: ____.
The perpendicular force on an object is also called the ____ force.
The ____ force on an object is also called the normal force.
The parallel force on an object requires ____
The ____ force on an object requires friction.
If we are interested in the movement of the box in the diagram above, we should consider ____
Newton's laws of motion describes ____
Newton's ____, states that an object in a state of rest or in a state of motion will tend to remain in that state unless it is acted upon b…
Newton's First Law of motion, the law of inertia, states ____
Newton's ____, states that when a net force acts on an object, the change in that object's state of motion will be inversely proportional t…
Newton's Second Law, law of acceleration, states ____
Newton's Second Law can be written as the equation below:____
Newton's {{c::Third}} Law, law of ____, states that for every action, there exists an equal and opposite reaction.
Newton's {{c::Third}} Law, law of reaction, states ____
____ force is the attractive force that every mass in the universe exerts on every other mass in the universe.
The magnitude of gravitational force is directly proportional to both of the ____.
The formula representing Newton's Law of Universal Gravitation is as follows:____
Here, the G is equal to ____.
In order to determine how quickly two objects that do not differ greatly in mass will accelerate toward each other____
When the parallel component of gravity is stronger than the force of friction, ____
When the parallel component of gravity is ____ than the force of friction, the object slides down the plane.
The force of the inclined plane pushing back against the block is called ____
The normal force is always ____ to the surface that applies it.
According to the rules of SOH CAH TOA, the normal force on an object is always equal to ____.
According to the rules of SOH CAH TOA, the ____ force on an object is always equal to mg x cosӨ.
The net force due to gravity and the normal force of an inclined plane is always equal to ____
At 90°, mg x sinӨ = ____.
At ____°, mg x sinӨ= 0.
Friction is a force that opposes ____
____ is a force that opposes relative motion.
A common type of friction is ____, also called air resistance.
Streamlined objects, which are designed to have s____d surface area, experience decreased collisions with fluid molecules and thus decrease…
The force of air resistance depends on ____ per unit time.
Compressing or stretching an object creates another type of force, which follows ____ law.
The object's force is ____ to the amount of deformation or, more precisely, the change in position (∆x).
The object's force is directly proportional to ____
Hooke's law is given by the following equation:____
What do the symbols mean in Hooke's Law Equation? ∆x = ____
All solids violate Hooke's law at some limit of displacement, unique to each object: and the point of violation is called ____
When an object is deformed beyond its yield point, ____
At some greater displacement than the yield point, ____