# Study sets matching "physics chapter 3"

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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…

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…

acceleration

negative acceleration

An object is ___________________ whenev…

true or false: acceleration is a vector…

the rate of change in the velocity of an object

the speed of an object slowing down or stops

accelerating

true

acceleration

the rate of change in the velocity of an object

negative acceleration

the speed of an object slowing down or stops

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…

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…

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

Natural Motion

Violent Motion

A push or pull is a what?

What did Copernicus assume?

up and down motion (i.e. smoke)

sideways (i.e. leaves swaying when they fall)

Force

The earth moved around the sun; however, he did not publish un…

Natural Motion

up and down motion (i.e. smoke)

Violent Motion

sideways (i.e. leaves swaying when they fall)

Acceleration

Average acceleration

Instantaneous acceleration

Constant Acceleration

the rate at which velocity changes with time

the change in velocity divided by the change in time

the acceleration of an object at a given instant of time

the acceleration is the same at every instant of time

Acceleration

the rate at which velocity changes with time

Average acceleration

the change in velocity divided by the change in time

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.

Temperature

Absolute zero

Thermal equilibrium

Heat

A measure of the 'coldness' or 'hotness'; the absolute tempera…

The temperature at which all random motion of molecules stops…

The state in which the temperature remains constant.

The energy transferred as a result of a temperature difference.

Temperature

A measure of the 'coldness' or 'hotness'; the absolute tempera…

Absolute zero

The temperature at which all random motion of molecules stops…

scalar

vector

resultant vector

vector components

A physical quantity that has magnitude only.

a physical quantity that has both magnitude and a direction

vector sum of two or more vectors

perpendicular vectors added together to make up a vector, crea…

scalar

A physical quantity that has magnitude only.

vector

a physical quantity that has both magnitude and a direction

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…

What is electricity?

What is net charge?

What is an ion?

What is the charge of a single electron?

A significant number of charged particles separating causes el…

When an electron moves from one object to another, each object…

An atom gained or lost an electron.

1.6x10^-19

What is electricity?

A significant number of charged particles separating causes el…

What is net charge?

When an electron moves from one object to another, each object…

straight down

They both hit simaltaneously

a thrown baseball

vector addition

A piece of chalk is dropped by a teacher walking at a speed of…

2 balls begin at rest at the same height (but not at the same…

Which of the following is an example of projectile motion ?

straight down

A piece of chalk is dropped by a teacher walking at a speed of…

They both hit simaltaneously

2 balls begin at rest at the same height (but not at the same…

vector quantity

resultant

pythagorean theorem

law of cosines

has both magnitude and direction

a vector representing the sum of two or more vectors

a2+b2=c2

used to find he magnitude of the resultant

vector quantity

has both magnitude and direction

resultant

a vector representing the sum of two or more vectors

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…

Position

Origin

Vector

Velocity

a variable that gives your location relative to an origin.

the place where the position has a value of zero.

a variable which gives direction information included in its v…

a variable that tells you both speed and direction.

Position

a variable that gives your location relative to an origin.

Origin

the place where the position has a value of zero.

Free fall

Free-fall acceleration

Average acceleration

Instantaneous acceleration

the motion of an object when gravity is the only significant f…

the acceleration of an object due only to the effect of gravity

its change in velocity during some measurable time interval di…

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

Free fall

the motion of an object when gravity is the only significant f…

Free-fall acceleration

the acceleration of an object due only to the effect of gravity

acceleration

velocity-time graph

average acceleration

instantaneous acceleration

rate at which an object's velocity changes

velocity is plotted on the vertical axis and time is plotted o…

the change in velocity during some measurable time interval di…

change in an object's velocity at an instant of time

acceleration

rate at which an object's velocity changes

velocity-time graph

velocity is plotted on the vertical axis and time is plotted o…

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

The ______________ of a sound wave is t…

The tissue by which sound is traveling…

Period

The typical value of a Period in diagno…

source

medium

is the time necessary to create a single cycle, or the time fr…

0.06 to 0.5 microseconds.

The ______________ of a sound wave is t…

source

The tissue by which sound is traveling…

medium

Kinematics

What four questions does Kinematics hop…

Force

Contact Forces

The study of motion

Where are you going? How fast are you going? How fast are you…

Any push or pull

Any force that acts upon an object by touch

Kinematics

The study of motion

What four questions does Kinematics hop…

Where are you going? How fast are you going? How fast are you…