Formula of Population

Natural Increase: Birth rate – Death rate

Dependency ratio: children (0-14) + elderly ( 65 and over) / working age X 100

Net migration= Immigration – Emigration

Population Density : Total Population / Total Area in sq km = per sq.km

Advertisements

TEMPERATURE

DEFINITION
TEMPERATURE IS THE DEGREE OF HOTNESS OR COLDNESS OF THE ATMOSPHERE
MEASUREMENT
TEMPERATURE IS MEASURED IN DEGREES CELSIUS (◦ C) or DEGREES FARENHEIT (◦F)
INSTRUMENTS USED
SIX’S THERMOMETER ( MAX & MIN THERMOMETER)
Six’s Thermometer, Can you read the max temperature and min temperature?
THE FORMULA
AVERAGE (MEAN) TEMPERATURE= MAXIMUM TEMPERATURE + MINIMUM TEMPERATURE / 2 ( Maximum temp + minimum temp divided by 2)
ANNUAL (DAILY) DIURNAL RANGE TEMPERATURE = MAXIMUM TEMPERATURE - MINIMUM TEMPERATURE