Have you ever noticed the feeling you get when you are in a car, and the car takes a curve? It’s like someone is constantly pulling you outwards and forcing you to not move along the curved road. What causes that feeling? Why is that if you rotate anything in a circle, … Read more
Time dilation, also known as gravitational time dilation, is a concept in physics that relates to the passage of time. General relativity is the cause of this change—simply speaking, this concept can be explained by pointing out how a clock that operates in outer space will move faster than any clock that’s … Read more
Ripple marks are examples of a bedform that refers to piles of material that build up as the wind blows them across the ground. Wind, however, isn’t the only catalyst, though, as any fluid would do. That’s why you can also feel sand ripples at the bottom of lakes, streams, and sea. … Read more
When it comes to designing and constructing an aircraft, special considerations are undertaken. Since they serve to cover vast distances and fly high above the skies, there is no chance of any kind of failure. Therefore, essential components such as the engines, wings, and even relatively smaller components such as windows are … Read more
Soft water forms abundant lather with soap, but hard water does not. Hard water contains compounds of calcium or magnesium. Rainwater caught off a clean roof is soft, being almost entirely free from chemical impurities. But soft water found in clean roofs has in it some carbonic acid gas, which though does … Read more
Maybe you do not like calculations, neither mathematical formula, nor physics. But it would help if you did them to understand what is the difference between mass and weight. Yes, they mean two different things but often used interchangeably. If you are on Earth and standing, not moving or doing anything, your … Read more
Milk is a great thirst quencher and provides the body with the necessary nutrients needed for growth and development. In fact, no mammal can survive without it. Whether it’s a kitten, deer, elephant, a dolphin, or a human being, the first things they will be eating at the onset of their lives … Read more
In factories of any kind, the purpose of chimneys is to carry their smoke from the furnaces to the air. Some may wonder why these particular chimneys are so tall. Tall chimneys indeed make for a better draught for the furnaces, but that is not the important thing here. The point is … Read more