SS2 Agric. Science – Plant Nutrients and Nutrient Cycle 2

NITROGEN CYCLES Nitrogen cycles refer to the circulation of certain nutrients like nitrogen, carbon, and water in nature. The nitrogen cycle is nature’s way of regulating the amount of Nitrogen

SS2 Agric. Science – Factors Affecting Agricultural Production (Crops and Animals)

MEANING AND ELEMENTS/ FACTORS OF CLIMATE Definition: Climate is defined as the average weather condition of a place, measured over a long period of time (over 35 years).   Factors of

SS1 Chemistry – Elements, Symbols, and Equations

CONTENT ELEMENTS AND SYMBOLS CLASSIFICATION OF ELEMENTS VALENCY   ELEMENTS AND SYMBOLS An element is a substance that cannot be split into simpler units by ordinary chemical processes. There are