Quick Answer: Egg whites solidify when cooked because heat causes their tightly folded proteins to unravel and bond together, trapping water in a…

Quick Answer: Airbags are part of a car’s safety restraint system, designed to inflate in fractions of a second during certain collisions. They…

Quick Answer: Most plastics don’t biodegrade because their tough molecular structure and strong chemical bonds are unrecognizable to the microorganisms that break down…

Quick Answer: A bouncing ball is a showcase of energy transformations, elasticity, and motion under gravity’s pull. When it hits a surface, energy…

Quick Answer: Polarized sunglasses work by using a special filter that blocks harsh horizontal light waves—often responsible for glare—while letting in useful vertical…