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Advantages and Disadvantages of Coal Energy

Coal is one of the most common sedimentary rocks found on our planet today. It is used for cooking, fuelling, and building roads as well. There is a lot more to it. But have you ever wondered how coal was discovered or who started using it in the first place? The earliest recognition dates back …

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What is Coal? How it was Formed? Is Coal a Renewable Resource?

In 1698, when the steam engine was first invented, it was coal that fuelled it. Coal has been a major source of fuel for humankind for hundreds and thousands of years now. This carbon-rich, primary fossil fuel has powered the human civilization right from the time it was known. Before proceeding any further, we must …

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What is Electrical Energy? – Working, Examples and Facts

In this generation, using electricity is as significant as any other human need including food and water. The moment you charge your phones or turn your televisions on, energy is already being converted to allow your gadgets to function. Electricity is significant because it addresses the needs of our homes and businesses. It could also play …

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What is a Fossil: Formation, Types and Facts

We watch documentaries and read a plethora of materials on the history of animal and plant species every single day. But how did humans discover the origins of these animals and plant species?  It was with the help of fossils. Paleontologists have been able to harness vital information from fossils to give us clues to …

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Sedimentary Rocks: Formation, Types and Examples

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 …

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