Introduction: Traffic signals and street lights are very crucial to the safety of the pedestrians and vehicles. For this to be done successfully, it is very important that the traffic … Read more
Introduction Imagine humans and animals stay alive through food and water. Similarly, plants also need food and water to stay alive. This process where the plants survive is called as … Read more
Introduction Acid Rain Model is used to showcase how the normal rain forms into acidic rain due to the vehicle and factory pollutions that emit sulphur dioxide and nitrogen oxide, … Read more