Which technology can observe electromagnetic radiation and avoid light pollution to allow for exploration beyond our solar system?

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

Two polarizers are oriented at 70∘∘ to one another. unpolarized light falls on them. what fraction of the light intensity is transmitted?

How are series and parallel circuits simililar? both have multiple paths for electrons to travel. both require resistors in their circuits. both require a switch to complete the circuit. both have at least one path for electrons to travel.