An electron is trapped in a one‑dimensional box that is 476 nm wide. Initially, it is in the n = 4 energy level but, after a photon is absorbed, the electron is in the n = 8 energy level. What was the wavelength of the absorbed photon?

The summit of chimborazo, in ecuador, which is at a distance of about 6,384 km from the earth’s center. the bottom of the mariana trench, in the western pacific ocean, which is nearly 6,370 km from the center of the earth. on the surface of earth on the equator line.

Ineed asap! list 3 examples in which friction us or makes things easier in our daily life. explain the effect of friction for each. *make sure you explain the effect of friction for each example! *

Describe the function of the endomembrane system? what organelles are involved?