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The science of measurement - Coggle Diagram
The science of measurement
The mesurements tools
Length measuring instruments
ruler
tape mesure
units
centimeters
meteres
kilometers
inches
Instruments for measuring time
mecanic watch
clock
digital stopwatch
units
minutes
hours
seconds
Safety rules when using the mesuremt tools
4
do not drink or eat in the laboratory.
3
wear the right clothes.
Safety glasses, gloves, gown or dust cover
6
always keep the laboratory clean and tidy.
2
Carefully follow the instruction
7
keep the place where any instrument with electrical contacts perfectly clean and dry.
1
think about what you are doing
5
pay attention to the instructions of the teacher.
8
your teacher should be supervising the practice.
Fundamental Kinematic Quanties
Movement
change of position of a body
Distance
it is the space traveled by the body
Displacement
is the distance traveled in a straight line from a starting position to a final position
Velocity
relationship between the displacement that an object travels and the time
Speed
it is the distance traveled per unit of time.
Acceleration
change in speed (or speed) of a body during its movement.
Force
any agent capable of producing a change in the movement of bodies.
Kinematics
study of the types of motion
Mass
measure of the property of all bodies to resist changes in their state
