7. "Flash point" and "fire point" have the same meaning when describing the characteristics of a liquid fuel. True False 8. The relationship of density, heat capacity, and thermal conductivity is commonly referred to as: Explosive limit Flash point Pyrolysis zone Thermal inertia 9. The energy required to transform a liquid into a vapor is called: Latent heat of vaporization Evaporation variable Thermal inertia Spontaneous influence 10. The energy required to transform a solid into a liquid is called: Flammable limit Latent heat of fusion Thermal conductivity Minimum ignition energy