âOperational definitions are essential to research because they permit investigators to measure abstract concepts and constructs and permit scientists to permit move from the level of constructs and theory to the level of observationâ (Ary 1985).
Maximum duration of insolation occurs on the summer solstice (June 21). Duration of insolation is the hours of sunlight we receive on that given day in a given area. The summe â¦ r solstice, or June 21, is when we have the most amount of sunlight on a day in the whole entire year so therefore; maximum duration of insolation is greatest on that day. 1 person found this useful. Answered.
(3) The intensity of insolation is greatest on June 21 and the angle of insolation is greatest on March 21. (4) The intensity of insolation is greatest on March 21 and the angle of insolation is greatest on June 21. Base your answers to questions 32 through 34 on the diagram of the Sun, Earth, and the constellation.Sagittarius shown below.4. On the diagram in your answer booklet, draw a line through Earth at location A to represent Earth's tilted axis. on the first day of summer in the Northern Hemisphere. Label the North Pole end of the axis.