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Motion

Speed

Velocity

Rest

An object's change in position relative to a reference point.…

Distance an object travels per unit of time... 速度

Speed in a given direction... 速度

Not moving, an object 'at rest'... 休息

Motion

An object's change in position relative to a reference point.…

Speed

Distance an object travels per unit of time... 速度

Speed (n)

Formula (n)

Distance/time graph (n)

Constant speed (adj/n)

A measure of how fast an object is moving - we use units of m…

An example is: speed = distance/time. The plural is formulae.…

A graph that we can use in physics to show the movement of an…

Speed is not changing - the object is travelling at the SAME…

Speed (n)

A measure of how fast an object is moving - we use units of m…

Formula (n)

An example is: speed = distance/time. The plural is formulae.…

average speed

acceleration

distance

free fall

the total distance traveled divided by the time it takes to t…

the rate at which velocity changes

the length if path between two points

the movement of an object toward Earth because of gravity.

average speed

the total distance traveled divided by the time it takes to t…

acceleration

the rate at which velocity changes

Motion

Speed

Velocity

Rest

An object's change in position relative to a reference point.

Distance an object travels per unit of time

Speed in a given direction

Not moving, an object 'at rest'

Motion

An object's change in position relative to a reference point.

Speed

Distance an object travels per unit of time

Speed

Formula to calculate speed

What units is speed measured in?

Velocity

A measure of how fast something moves in a given amount of time

S = d / t

meters/second and kilometers/hour

speed in a specific direction

Speed

A measure of how fast something moves in a given amount of time

Formula to calculate speed

S = d / t

What is speed

What is constant speed

What type of speed is measured by v=d/t

How is speed different from velocity

the distance an object travels divided by the time it takes v…

the speed when an object travels the same distance each second

the average speed

speed measures how fast something is moving, whereas velocity…

What is speed

the distance an object travels divided by the time it takes v…

What is constant speed

the speed when an object travels the same distance each second

average speed

acceleration

distance

constant speed

the total distance traveled divided by the time it takes to t…

the rate at which velocity changes

the length if path between two points

a steady change in velocity

average speed

the total distance traveled divided by the time it takes to t…

acceleration

the rate at which velocity changes

speed

40 mi/hr

20 mi/hr

4 km/min

distance (divided by) time

What is the speed if the distance is 200 miles, time is 5 hou…

What is the speed if the distance is 100 miles, time is 5 hou…

What is the speed if the distance is 20 km, time is 5 min?

speed

distance (divided by) time

40 mi/hr

What is the speed if the distance is 200 miles, time is 5 hou…

Speed

Constant rate

Constant speed

Instantaneous speed

Rate of change of distance with time

Moves an equal distance from the starting point

Travels the same distance each second

Speed at a specific instance in time

Speed

Rate of change of distance with time

Constant rate

Moves an equal distance from the starting point

8.0 mm/s

4.6 mm/s

3.4 mm/s

3.9 mm/s

Write the speed. Use mm/s, mm/h, m/s, m/h, km/s or km/h.

Write the speed. Use mm/s, mm/h, m/s, m/h, km/s or km/h.

Write the speed. Use mm/s, mm/h, m/s, m/h, km/s or km/h.

Write the speed. Use mm/s, mm/h, m/s, m/h, km/s or km/h.

8.0 mm/s

Write the speed. Use mm/s, mm/h, m/s, m/h, km/s or km/h.

4.6 mm/s

Write the speed. Use mm/s, mm/h, m/s, m/h, km/s or km/h.

Speed

Speed Unit example

Average Speed

Instantaneous speed

Equals the distance traveled divided by the time it takes to…

km/s

Equals the** total distance** traveled divided ** total time** ta…

The speed of an object at one instance in time

Speed

Equals the distance traveled divided by the time it takes to…

Speed Unit example

km/s

speed

velocity

force

balanced force

divide the distance the object travels by the amount of time…

speed in a given direction, Speed in a given direction

a push or pull on an object

forces on a object that combine to give a zero net force and…

speed

divide the distance the object travels by the amount of time…

velocity

speed in a given direction, Speed in a given direction

displacement

reference point

velocity

speed

Distance of an object's change in position from the starting…

A place or object used for comparison to determine if an obje…

Speed in a given direction

Distance an object travels per unit of time (distance divided…

displacement

Distance of an object's change in position from the starting…

reference point

A place or object used for comparison to determine if an obje…

Frame of reference

Relative Motion

Distance

Vector

An individual or group perceives or evaluates data.

The calculation of the motion of an object with regard to som…

An amount of space between two things or people.

A quantity having direction as well as magnitude, especially…

Frame of reference

An individual or group perceives or evaluates data.

Relative Motion

The calculation of the motion of an object with regard to som…

velocity

Acceleration

Speed

Average Speed

the speed of something in a given direction.

increase in the rate or speed of something.

the rate at which someone or something is able to move or ope…

The average speed of an object is the total distance traveled

velocity

the speed of something in a given direction.

Acceleration

increase in the rate or speed of something.

motion

reference point

international system of units

meter

An object's change in position relative to a reference point.

a place or object used for comparison to determine if somethi…

A system of measurement based on multiples of ten and on esta…

A regular pattern of stressed and unstressed syllables in a l…

motion

An object's change in position relative to a reference point.

reference point

a place or object used for comparison to determine if somethi…

Motion

Speed

Velocity

Rest

An object's change in position relative to a reference point.

Distance an object travels per unit of time

Speed in a given direction

Not moving, an object 'at rest'

Motion

An object's change in position relative to a reference point.

Speed

Distance an object travels per unit of time

speed

the equation for finding speed

line graph

the equation for finding average speed

the distance an object travels per unit of time

distance divided by time

the best type of graph to use for showing the motion of an ob…

the total distance divided by the total time

speed

the distance an object travels per unit of time

the equation for finding speed

distance divided by time

position

reference point

motion

speed

describes the location of an object

is a location to which you compare other locations

is a change in position over time

an object is a measure of how far something moves in a given…

position

describes the location of an object

reference point

is a location to which you compare other locations

reference point

formula for slope

velocity

average speed

a place or object used for comparison to determine if an obje…

(y2 - y1) / (x2 - x1)

SPEED in a given DIRECTION

total distance / total time

reference point

a place or object used for comparison to determine if an obje…

formula for slope

(y2 - y1) / (x2 - x1)

Acceleration

Average Speed

Constant Speed

Velocity

Change in velocity per unit of time.

The theoretical constant speed that which an object would hav…

Speed that does not vary over time.

Change in position per unit of time.

Acceleration

Change in velocity per unit of time.

Average Speed

The theoretical constant speed that which an object would hav…

Average Speed

Acceleration

Friction

Balanced Forces

Total distance traveled divided by the time it takes to trave…

A change in motion of an object. A change in speed, direction…

A force that opposes motion between two touching surfaces.

Equal forces acting upon an object in opposite directions.

Average Speed

Total distance traveled divided by the time it takes to trave…

Acceleration

A change in motion of an object. A change in speed, direction…

speed

velocity

force

balanced force

divide the distance the object travels by the amount of time…

speed in a given direction, Speed in a given direction

a push or pull on an object

forces on a object that combine to give a zero net force and…

speed

divide the distance the object travels by the amount of time…

velocity

speed in a given direction, Speed in a given direction

Speed

Average Speed

Motion

Position

A measure of how far something moves in a given amount of time.

A way to calculate the speed of an object that may not always…

A change in position over time.

The location of an object.

Speed

A measure of how far something moves in a given amount of time.

Average Speed

A way to calculate the speed of an object that may not always…

Speed

variable

value

constant speed

Distance an object travels per unit of time

A factor that can change in an experiment

the particular number with units that a variable may have

Speed that does not change

Speed

Distance an object travels per unit of time

variable

A factor that can change in an experiment