As the principal energy level increases in an atom's orbitals, the average distance of an electron energy level from the nucleus

Adouble-slit experiment is performed with light of wavelength 600 nm. the bright interference fringes are spaced 1.8 mm apart on the viewing screen.what will the fringe spacing be if the light is changed to a wavelength of 400 nm? ?

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

Which is an example of gaining a static charge by conduction? a) rubbing a balloon against your hair. b) shuffling your shoes across a carpet. c) bringing a charged rod near an electroscope. d) touching your car on a cold day and getting a shock.