13 Excellent Examples of Natural Resources That Exist on Earth

Sunset on a beach in Andaman

13 Excellent Examples of Natural Resources That Exist on Earth Natural resources are substances or materials that exist on Earth without human input or effort but can be exploited for economic gain or other purposes by man. These substances exist freely in nature. Furthermore, natural resources can be categorized as Renewable or Non-renewable resources. Where … Read more

25 Phenomenal Facts About the Water Cycle

water-waves-ripples-reflection

25 Phenomenal Facts About the Water Cycle Water is in constant movement on the Earth’s surface, atmosphere, and underground through the processes of evaporation, condensation, precipitation, runoff, and transpiration. This movement is what is referred to as the Water Cycle. According to Wikipedia, “The water cycle, also known as the hydrological cycle or the hydrologic … Read more

Physical Weathering – Definition, Processes and Types

physical-weathering-rocks

What is Physical Weathering? Physical weathering is also referred to as mechanical weathering. It is the weakening of rocks followed by disintegration due to the physical or mechanical forces including the actions on the rocks by abrasion, frost chattering, temperature fluctuations and salt crystal growth. External environmental forces such as wind, water waves, and rain … Read more