Building Science concepts through real experiences.
You may have seen holes made in huge hoardings and banners. Why are these necessary? Let’s find it out! The holes, simply let the air pass through, without any resistance. When air hits the hoarding, the hoarding board acts as a barrier in its path, so the air will try…
A simple machine is a mechanical device that changes the direction or magnitude of a force. In general, they can be defined as the simplest mechanisms that use mechanical advantage (also called leverage) to multiply force. Usually the term refers to the six classical simple machines that were defined…