Coral disease outbreaks have emerged as a major cause of coral mortality and reef decline globally. They are often linked to declining water quality, overfishing and heat stress and are now on the rise in areas of the Great Barrier Reef.

A150 w lamp emits light of wavelength 590 nm uniformly in all directions. what is the photon flux (photons per unit area per unit time) on a small screen at a distance 2.3 m from the lamp? assume the photons are uniformly distributed over the surface of a sphere of radius 2.3 m.

The respiratory system removes oxygen and water from the body. select the best answer from the choices provided t f

Física: un futbolista patea hacia el arco con una velocidad de 15m/ah, calcular: a)el alcance para un ángulo de tiro de 25? , b) el tiempo que el balón permanece en el aire.