Pollution is the introduction of harmful materials into the environment. These harmful materials are called pollutants. Pollutants can be natural, such as volcanic ash. They can also be created by human activity, such as trash or runoff produced…
1.To "believe" means to accept something as true or real, or to have confidence in something or someone's truthfulness. It can also mean to hold a particular opinion or to trust…
A computer is a machine that can be programmed to automatically carry out sequences of arithmetic or logical operations (computation). Modern digital electronic computers can perform generic sets of operations known as programs. These programs enable computers to perform a wide range of tasks. The…
The word ecosystem means ecological systems. Ecology is the study of ecosystems. An ecosystem includes all the living things (plants, animals and organisms) in a given area, interacting with each…
