Physics

Last Updated on May 7, 2025 by Muhamed Elmesery Have you ever thought about how we can get fresh water from sea water? Or how can we get the skim milk? Or how is blood separated into its four components in hospitals and blood banks? Sand and water/ Cereal and milk/ Sugar and salt/ Salt and water/ Water and ethanol/ …

Last Updated on May 15, 2025 by Muhamed Elmesery Have you ever dreamed of defying gravity? That dream can now become a reality with the free-fall experiment. This experiment is a great way to learn about the principles of gravity, acceleration, and the conservation of energy. It is also a really fun and interactive way to explore one of the …

Last Updated on May 15, 2025 by Muhamed Elmesery Have you ever wondered how physicists create free-body diagrams? What about economists or biologists? All of these professionals use specific symbols to chart the motion of an object. The importance and virality of free-body diagrams (FBD) in physics are beyond description. Free-body diagrams emerged since Newton’s laws of motion stretched out …

Last Updated on June 1, 2025 by Muhamed Elmesery A true wonder of humanity’s creative mind and engineering is the spring! With its many different forms and specific functions—the coil spring, the compression spring, the extension spring, the torsion spring, and more—our mankind was offered the chance to fabricate and invent many more useful objects. This man-made revolution of tools …

Last Updated on May 15, 2025 by Muhamed Elmesery Pressure is an intrinsic property of matter. You can exert pressure on a solid, a liquid, or on a gas, and so can solids, liquids, and gasses according to the surrounding conditions. A famous example in this context is the cautionary signs on your perfume bottle, saying “the bottle should not …