# Study sets matching "motion in two dimensions"

equilibrium

applied force

force of static friction

Normal force

no unbalanced forces

causes acceleration

µs · Fnormal

perpendicular to the surface object is on

equilibrium

no unbalanced forces

applied force

causes acceleration

What are the horizontal and vertical co…

What is the horizontal acceleration of…

Neglecting air resistance, the initial…

For a receiver to catch a football at c…

Independent of each other

Zero

Equal to

Above

What are the horizontal and vertical co…

Independent of each other

What is the horizontal acceleration of…

Zero

Horizontal motion in 2 dimensions

range

vertical motion in 2 dimensions

way to solve problems

- mass and force doesn't matter ... - any object projected horizo…

horizontal distance

- free fall ... - initial velocity= 0 ... - acceleration due to grav…

****** separate x (horizontal) and y (vertical) information an…

Horizontal motion in 2 dimensions

- mass and force doesn't matter ... - any object projected horizo…

range

horizontal distance

eq. of POSITION-vs-TIME

eq. of VELOCITY-vs-TIME

eq. of VELOCITY-vs-POSITION

Aav=

x=xo+voxt+(1/2)axt^2... y=yo+voyt+(1/2)ayt^2

vx=vox+axt... vy=voy+ayt

vx^2=vox^2+2ax(DISPLACEMENT X)... vy^2=voy^2+2ay (DISPLACEMENT Y)

Aav=CHANGE Velocity/CHANGE t

eq. of POSITION-vs-TIME

x=xo+voxt+(1/2)axt^2... y=yo+voyt+(1/2)ayt^2

eq. of VELOCITY-vs-TIME

vx=vox+axt... vy=voy+ayt

Horizontal Component (vx)

Vertical Component (vy)

Projectile

Centripetal Force

The vector component in the x-direction.

The vector component in the y-direction.

An object that moves through space in which gravity is the onl…

Net force acting on a object moving in a curved path that acce…

Horizontal Component (vx)

The vector component in the x-direction.

Vertical Component (vy)

The vector component in the y-direction.

Projectile

Trajectory

None they are independent

Gravity

An object shot through the air

An objects path through space

What is the effect horizontal an vertical motions have on each…

What causes a change In vertical velocity

Projectile

An object shot through the air

Trajectory

An objects path through space

kinematics

position-versus-time graph

velocity-versus-time graph

uniform motion

the mathematical description of motion

a continuous curve showing an object's position as a function…

a continuous curve showing an object's velocity as a function…

straight-line motion where equal displacements occur in any su…

kinematics

the mathematical description of motion

position-versus-time graph

a continuous curve showing an object's position as a function…

Simple Harmonic Motion

Amplitude

Mechanical Resonance

Pendulum

Is the motion of a particle about a fixed point such that its…

Is the maximum distance the object moves from its equilibrium…

The amplitude of any vibrating object that is greatly increase…

A weight hung from a fixed point so that it can swing freely b…

Simple Harmonic Motion

Is the motion of a particle about a fixed point such that its…

Amplitude

Is the maximum distance the object moves from its equilibrium…

Horizontal Component (vx)

Vertical Component (vy)

Projectile

Centripetal Force

The vector component in the x-direction.

The vector component in the y-direction.

An object that moves through space in which gravity is the onl…

Net force acting on a object moving in a curved path that acce…

Horizontal Component (vx)

The vector component in the x-direction.

Vertical Component (vy)

The vector component in the y-direction.

Horizontal Component (vx)

Vertical Component (vy)

Projectile

Centripetal Force

The vector component in the x-direction.

The vector component in the y-direction.

An object that moves through space in which gravity is the onl…

Net force acting on a object moving in a curved path that acce…

Horizontal Component (vx)

The vector component in the x-direction.

Vertical Component (vy)

The vector component in the y-direction.

Horizontal Component (vx)

Vertical Component (vy)

Projectile

Centripetal Force

The vector component in the x-direction.

The vector component in the y-direction.

An object that moves through space in which gravity is the onl…

Net force acting on a object moving in a curved path that acce…

Horizontal Component (vx)

The vector component in the x-direction.

Vertical Component (vy)

The vector component in the y-direction.

Vector

Scalar

"Resolving a Vector"

Components

Measures magnitude and direction, represented w arrows, point=…

Measures on magnitude ex: speed and direction

Find its components (use sin cos tan)

Lengths of the vector along specified direction

Vector

Measures magnitude and direction, represented w arrows, point=…

Scalar

Measures on magnitude ex: speed and direction

Projectile

Trajectory

Flight time

Range

Motion of an object given initial velocity that then moves onl…

The path of the projectile flying

The amount of time that a projectile is in the air

The horizontal distance traveled by a projectile

Projectile

Motion of an object given initial velocity that then moves onl…

Trajectory

The path of the projectile flying

Projectile

Trajectory

Satellite

Horizontal velocity

Any object that moves through the air or space that is acted o…

The path of a projectile through space

I have no idea because we never learned about this

Remains constant

Projectile

Any object that moves through the air or space that is acted o…

Trajectory

The path of a projectile through space

projectile

trajectory

uniform circular motion

centripetal acceleration

an object shot or thrown through the air

a projectile's path through space

the movement of an object at a constant speed around a circle…

acceleration that always points toward the center of a circle

projectile

an object shot or thrown through the air

trajectory

a projectile's path through space

Scalar Quantities

Vector Quantities

Resultant

Vector addition

has magnitude but no direction (mass, volume, temp, speed)

has magnitude and direction (velocity, acceleration, displacem…

the sum of 2 or more vectors

(vector)a + (vector)b = (resultant)c

Scalar Quantities

has magnitude but no direction (mass, volume, temp, speed)

Vector Quantities

has magnitude and direction (velocity, acceleration, displacem…

scalar

vector

distance

displacement

a quantity with MAGNITUDE ONLY!!!... ex.) time, mass, speed, den…

a quantity that has MAGNITUDE and DIRECTION... ex.) velocity, ac…

refers to "length of the path an object has covered during its…

refers to a "change in position"(length of shortest straight-l…

scalar

a quantity with MAGNITUDE ONLY!!!... ex.) time, mass, speed, den…

vector

a quantity that has MAGNITUDE and DIRECTION... ex.) velocity, ac…

resultant vector

component vector

projectile

projectile motion

a vector that results from adding two or more given vectors

vectors which when added together give the original vector fro…

an object that moves along a two-dimensional curved trajectory…

the motion of a projectile under gravity

resultant vector

a vector that results from adding two or more given vectors

component vector

vectors which when added together give the original vector fro…

Displacement Vector

True

True

Frame of reference

Vector that represents a change in position

If a scalar is negative, then the vector direction reverses -…

Velocity, acceleration, and force vectors don't represent posi…

A system of objects that are not moving with respect to one an…

Displacement Vector

Vector that represents a change in position

True

If a scalar is negative, then the vector direction reverses -…

Frame of reference

Displacement

Average Velocity

Instantaneous Velocity

A system for specifying the precise location of objects in spa…

The Change in position of an object.

The total displacement divided by the time interval during whi…

The velocity of an object at some instance or at a specific po…

Frame of reference

A system for specifying the precise location of objects in spa…

Displacement

The Change in position of an object.

Dynamics

Kinematics

Quantities in Motion

Frame of Reference

The branch of physics involving the motion of an object and th…

Branch of physics involved in the description of motion, Not c…

- Displacement... - Velocity... - Acceleration

Allows one to define an object/subject's Position in space:... -A…

Dynamics

The branch of physics involving the motion of an object and th…

Kinematics

Branch of physics involved in the description of motion, Not c…

Displacement

Distance

Vector

Scalar

the moving of something from its place or position

an amount of space between two things or people

a quantity having direction as well as magnitude, especially a…

having only magnitude, not direction

Displacement

the moving of something from its place or position

Distance

an amount of space between two things or people

motion

kinematics

mechanics

scalar quanity

the change in position of an object

the mathematical description of motion

branch of physics dealing with motion and forces

described completely by magnitude

motion

the change in position of an object

kinematics

the mathematical description of motion