Who should attend. The course is designed for those who may have to conduct or participate in an aircraft accident investigation. This may be in the role of official investigator for a State or as an accredited representative/technical advisor of a manufacturer, operator or service provider.
Before electronic calculators, converting square varas (at 1 vara = 32.8748 inches) to acres was a tedious job. But if 1 vara = 33 1/3 inches, 3 varas are exactly 100 inches, 36 varas are exactly 100 feet, and 108 varas are exactly 100 yards. An easy division and some shuffling of the decimal point do the job.
Verbenas vary considerably in size. The ground skimming moss verbena and trailing verbena reach 1 foot or less in height and spread from 2 to 5 feet wide.Verbena rigida usually grows 1 to 1Â½ feet tall, while purpletop vervain and the native blue verbena can reach 4 to 5 feet tall, but only a foot or two in width.erbenas vary considerably in size. The ground skimming moss verbena and trailing verbena reach 1 foot or less in height and spread from 2 to 5 feet wide.