What does it mean if a galaxy gives off light that has been shifted toward the red end of the electromagnetic spectrum? A The galaxy is much older than Earth. B The galaxy is moving away from Earth. C The galaxy is very hot and has not cooled down yet. D The remnants of an explosion are between the galaxy and Earth.

humans can cause extinction of a species through overharvesting, pollution, habitat destruction, introduction of invasive species (such as new predators and food competitors), overhunting, and other influences. explosive, unsustainable human population growth is an essential cause of the extinction crisis.

explanation:

i didn't have the answer choices , but i tried my best.

characterization of nanoparticles is a critical step in nanomaterial production as it provides information of dimension, morphology, surface charge, distribution and degree of surface functionalization.

what school and grade?