why the brightness of the two lamps in parallel remains the same even when you add an extra cell to the circuit?

Herbivores, carnivores, and omnivores are all types a. decomposers b. producers c. consumers d. biomes

Unpolarized light whose intensity is 1.19 w/ is incident on a polarizer. (a) what is the intensity of the light leaving the polarizer? (b) if the analyzer is set at an angle of = 41.0∘ with respect to the polarizer, what is the intensity of the light that reaches the photocell?

When the magnetic domains in a material can be aligned, but eventually drift out of alignment, the material is