True or False: Vapor pressure in materials decreases as internal temperature increases.

The correct answer is that vapor pressure in materials does not decrease as internal temperature increases; rather, it generally increases. As temperature rises, the energy of the molecules in the material increases, allowing more molecules to escape into the vapor phase. This results in a higher vapor pressure.

While humidity can affect the behavior of vapor pressure in certain contexts, it does not change the fundamental relationship between temperature and vapor pressure. Vapor pressure is a property inherent to the specific material, but the general phenomenon of increased vapor pressure with rising temperature is consistent across most substances. The other options, including humidity dependence or the material type, do not directly address the primary relationship established by temperature changes. Understanding this principle is essential for proper drying and moisture management in various restoration contexts.