Final answer:
The statement is true as the described material is called a gasket, which is used to prevent leakage between joined parts.
Step-by-step explanation:
A soft, flexible material that is placed between parts to prevent leakage is known as a gasket. The statement given would be true as gaskets serve the purpose described, providing a seal to prevent the leakage of liquids or gases between the joined parts of a machine or engine. This material can be made from a variety of substances depending on the application and temperatures, including rubber, silicone, metal, cork, felt, neoprene, nitrile rubber, fiberglass, or a plastic polymer.
A soft, flexible material that is placed between parts to prevent leakage is called a seal.