Before we know about the climate, we need to know what the weather is. By the term weather, we mean a set of conditions prevailing in the atmosphere of a particular location for a limited period, for example, a whole day or at night or at a specific time during a day. Although only one…
First and foremost, the term ‘landform’ refers to all the features on the Earth’s surface which are of natural origin. They are naturally occurring formations or areas of land. There are four major types of landforms. They are: Mountains, Plateaus, Hills and Plains. Below is a discussion about plain landform, its types, location and importance….
If you look out of your window, you’ll probably see buildings, trees, telephone poles and so on. The world we live in today has mostly been shaped by humans. However, it’s not only humans that are moving things and shaping the planet. Rain, wind, and other natural elements shape the earth all the time, leaving…
Of all the landforms on earth, mountains loom large in people’s imagination. From ancient times, many have viewed these mysterious places as home to supernatural beings or gods. Others have viewed them as the hallmark in human escapade. Mountain climbing is one such escapade and is seen as an intense experiment of human desire and…
The Pacific is the largest ocean on Earth, discovered by Ferdinand Magellan. This huge mass of water is stretching from the Arctic to the Southern Ocean from the Bering Sea in Alaska to the Ross Sea in Antarctica. It binds with the Atlantic Ocean through the Bering Strait in the north and south across the…
Clouds are composed of ice crystals or water drops suspended and drifting in the sky at considerably high altitudes. The water droplets are very minute with a diameter of roughly a hundredth of a millimeter. This means that each cubic meter of air is made up of about 100 million droplets. The composition of ice…
Sedimentary rocks are the most common rock types which are freely exposed on the earth’s surface. They are formed from other rock materials since they are made up of the buildup of weathered and eroded pre-existing rocks. The weathering, erosion and the eventual compaction of igneous, metamorphic or formerly structured sedimentary rocks among other biological…
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 also consistently exert pressure…