Why water is able to stick to the side of a glass

Why are people not able to scuba dive in the deep part of the ocean

What is the empirical formula for c4h8o2

Which are examples of how technology has advanced scientific understanding.1using hot water to sterilize medical equipment.2transplanting a human organ into another individual.3inserting genes from one sheep into another cell to make a cloneunderstanding the different structures that make up a cell.4examining microorganisms from the deepest parts of the ocean