# Study sets matching "physics chapter 3"

Speed

Instantaneous speed

Average speed

Velocity

How fast an object moves; the distance traveled per unit of ti…

The speed at any instant.

The total distance traveled divided by the time of travel.

An object's speed and direction of motion.

Speed

How fast an object moves; the distance traveled per unit of ti…

Instantaneous speed

The speed at any instant.

Friction

Inertia

Newton's First Law

Law of Inertia

The force that acts to resist the relative motion (or attempte…

The property of any body to resist changes in its state of mot…

The law of inertia; every body continues in its state of rest,…

Newton's first law; every body continues in its state of rest,…

Friction

The force that acts to resist the relative motion (or attempte…

Inertia

The property of any body to resist changes in its state of mot…

motion diagram

particle model

coordinate system

origin

a series of images showing the positions of a moving object ta…

a simplified version of a motion diagram in which the moving o…

tells you where the zero point of the variable you are studyin…

the point in a coordinate system when the variables have a zer…

motion diagram

a series of images showing the positions of a moving object ta…

particle model

a simplified version of a motion diagram in which the moving o…

vector

acceleration

velocity-time graph

average acceleration

quantity that has magnitude and direction

rate at which an object's velocity changes

v-t graph; velocity plotted on the vertical axis, time plotted…

change in velocity divided by time interval

vector

quantity that has magnitude and direction

acceleration

rate at which an object's velocity changes

Frame of Reference

Inertial Frame of Reference

Non-inertial Frame of Reference

Fictitious Force

A coordinate system relative to which motion is described or o…

A frame of reference that moves at a zero or constant velocity…

A frame of reference that accelerates with respect to an inert…

An apparent but non-existent force invented to explain the mot…

Frame of Reference

A coordinate system relative to which motion is described or o…

Inertial Frame of Reference

A frame of reference that moves at a zero or constant velocity…

Aristotle

Nicolaus Copernicus

Galileo Galilei

Isaac Newton

Greek philosopher from ~2400 years ago who tried to describe m…

Polish astronomer from ~500 years ago who first proposed that…

Italian scientist from ~400 years ago who first proposed the c…

English scientist from ~350 years ago who first described the…

Aristotle

Greek philosopher from ~2400 years ago who tried to describe m…

Nicolaus Copernicus

Polish astronomer from ~500 years ago who first proposed that…

scalar

vector

resultant vector

negative of a vector

a quantity that has magnitude but no direction... symbols in ital…

a physical quantity that has both direction and magnitude... symb…

represents the sum of two or more vectors of the same unit... can…

a vector with the same magnitude as the original vector but op…

scalar

a quantity that has magnitude but no direction... symbols in ital…

vector

a physical quantity that has both direction and magnitude... symb…

Absolute Refractive Index

Absorption (fibre optics)

Amplitude

Angle of Incidence

the ratio of the speed of light in a vacuum compared with the…

Where some of the energy of a fibre-optic is absorbed by the m…

For a wave or vibration, the maximum displacement on either si…

The angle between the incident ray and the normal

Absolute Refractive Index

the ratio of the speed of light in a vacuum compared with the…

Absorption (fibre optics)

Where some of the energy of a fibre-optic is absorbed by the m…

0th Law of Thermodynamics

Thermal Equilibrium

Temperature

Thermal Expansion

Objects are in thermal equilibrium when they are at the same t…

Objects in thermal equilibrium experience no net exchange of h…

Qualitative measure of how hot or cold an object is; quantitat…

Describes how a substance changes in length or volume as a fun…

0th Law of Thermodynamics

Objects are in thermal equilibrium when they are at the same t…

Thermal Equilibrium

Objects in thermal equilibrium experience no net exchange of h…

Force

Inertia

Newtons first law

Newton

An interaction that will change the motion of an object

an object's resistance to change in motion

An object at rest will stay at rest an object in motion will s…

The SI unit of force

Force

An interaction that will change the motion of an object

Inertia

an object's resistance to change in motion

Velocity Points

Magnitude of velocity is proportional t…

Displacement vectors

Position vs Time Graph

...in the direction of displacement.

the magnitude of displacement.

can be identified as velocity vectors.

Velocity Points

...in the direction of displacement.

Magnitude of velocity is proportional t…

the magnitude of displacement.

reference point

reference frame

position

distance

from where you start your position of your point of data

the chosen reference point

separation between the object and its reference point

needs no reference frame; measurement of the distance between…

reference point

from where you start your position of your point of data

reference frame

the chosen reference point

Ammeter

Charge

Conductor

Conventional Current

Measures the current in 'Amps', connected in a circuit as a 's…

Properties of particles (+ve, -ve or neutral), like-charge rep…

Loosely held electrons can effectively 'jump' from one atom to…

Aka current, are a flow of charge from the positive terminal o…

Ammeter

Measures the current in 'Amps', connected in a circuit as a 's…

Charge

Properties of particles (+ve, -ve or neutral), like-charge rep…

Aristotle

Copernicus

Galileo

Friction

Philosopher- scientist who stated theory of natural motion (mo…

Astronomer who stated sun was center of universe- earth travel…

He discovered what we now call Newton's first law of motion. I…

A force that opposes the motion of objects that touch as they…

Aristotle

Philosopher- scientist who stated theory of natural motion (mo…

Copernicus

Astronomer who stated sun was center of universe- earth travel…

Air resistance

Centripetal acceleration

Centripetal force

Friction

Force that opposes the motion of objects that move through the…

Acceleration of an object toward the center of a curved or cir…

A net force that is directed toward the center of a curved or…

Force that opposes the sliding motion between two touching sur…

Air resistance

Force that opposes the motion of objects that move through the…

Centripetal acceleration

Acceleration of an object toward the center of a curved or cir…

position-time graph

resultant

time interval

sum

a graph that shows how position depends on time is ___

the sum of two or more vectors

the difference between two clock readings is the ___

to add

position-time graph

a graph that shows how position depends on time is ___

resultant

the sum of two or more vectors

component vector

projectile

resultant vector

satellite

one of the vectors whose sum is the resultant vector

an object that moves through air the air or through space, act…

result of adding two or more vectors

An object that revolves around another object

component vector

one of the vectors whose sum is the resultant vector

projectile

an object that moves through air the air or through space, act…

photon

Sine Wave

frequency

amplitude

energy disturbances that move through space at the speed of li…

graphical representation of the properties of photons... -freq... -…

number of cycles per unit time. ... A Hertz is = to 1 cycle per s…

1 half the range from crest to valley...

photon

energy disturbances that move through space at the speed of li…

Sine Wave

graphical representation of the properties of photons... -freq... -…

friction

inertia

Newton's first law

law of inertia

the force that acts to resist the relative motion (or attempte…

the property of any body to resist changes in its state of mot…

Every body continues in its state of rest, or of motion in a s…

see Newton's first law

friction

the force that acts to resist the relative motion (or attempte…

inertia

the property of any body to resist changes in its state of mot…

friction

inertia

newton first law

law of inertia

force that happens between materials that touch as they move p…

the property of the body to resist changes to its state of mot…

every object continues in a state of rest or straight line unl…

object in motion remains in motion if no unbalanced forces act…

friction

force that happens between materials that touch as they move p…

inertia

the property of the body to resist changes to its state of mot…

velocity-time graph

acceleration

instantaneous acceleration

free fall

graph in which the time data is on the horizontal (x) axis, an…

the rate at which velocity changes

The change in velocity at an instant of time

the motion of a body when only the force of gravity is acting…

velocity-time graph

graph in which the time data is on the horizontal (x) axis, an…

acceleration

the rate at which velocity changes

scalar

vector

resultant

components of a vector

A quantity that only has magnitude.

A quantity that has magnitude and direction

A vector that represents the sum of two or more vectors

the projections of the vector along the axes of the coordinate…

scalar

A quantity that only has magnitude.

vector

A quantity that has magnitude and direction

Admittance

Alternating Current (AC)

Amp (A)

Ampere (A)

Measures the resistance of an AC circuit.

When electrons move first in one direction, and then reverse a…

The short word for Ampere

One coulomb of electrical charge flowing per second.

Admittance

Measures the resistance of an AC circuit.

Alternating Current (AC)

When electrons move first in one direction, and then reverse a…

velocity time graph

instantaneous acceleration

acceleration

free fall

A graph that shows how velocity is related to time

the change in velocity of an object at an instant of time

the rate at which an objects velocity changes

the motion of a falling object when air resistance is negligib…

velocity time graph

A graph that shows how velocity is related to time

instantaneous acceleration

the change in velocity of an object at an instant of time