What is the Atmosphere? The atmosphere is the mass of air surrounding the earth. It’s constitutes a mixture of nitrogen (about 78%), oxygen (about 21%), and other gasses (about 1%) such as carbon dioxide (0.039%), argon (0.93%) and the rest are trace gases (krypton, neon, helium , and xenon). The mass of the atmosphere totals … Read more
What is a Matter? Matter is simply defined as anything that occupies space and has mass. In it a terminology widely used in physical science in the study of the properties and nature of energy and things in non-living systems. Matter is anything in the universe in the form of molecules, atoms, ions that make … Read more
What is a Volcano? A volcano is a fissure – opening or vent – in the earth’s crust through which molten rocks and gases erupt. The molten rocks can be in the form of mixture of hot gases, ash, lava, or other extremely hot substances within the earth’s crust. A volcano looks like a huge … Read more
Various Causes of Air Pollution Air pollution is the introduction of harmful substances in the air that have detrimental impacts to the environment and humanity. It occurs when the harmful substances such as foreign gases, odour, dust, or fumes are present in the air at levels that can harm the comfort and health of animals … Read more