The finger sweep is a technique of limited value in the EMS environment.

What common element of flashover represents the shift from growth stage to fully developed stage?

A. Rapidity B. Compartment C. Transition in fire development D. Ignition of all exposed surfaces

Which was NOT a factor that retarded population growth in seventeenth-century Virginia and Maryland?

A)Many young women delayed marriage until their terms of service were complete. B)Infant mortality rates were very high in both colonies. C)Local Indians kidnapped many women and children. D)The life expectancy was short. E)The gender ratio was seriously unbalanced.