Awave with a frequency of 0.5 hz and a speed of 10 m/s has a wavelength of a. 50 m. c. 20 m. b. 0.5 m. d. 0.2 m. select the best answer from the choices provided a b c d

satellites are frequently used to make observations of the orbit on earth

ecological efficiency: % of usable energy transferred as

biomass from one trophic level to the next typical is 10% efficient (90% of

energy is lost),is diagramed as the pyramid of energy flow. then osprey eagle

are tertiary consumer and the shrimp are primary consumer, so to balance

mass of shrimp (1/0.1) / 0.1 = 100 kg