What description best describes both mirrors and lenses?

question 2 options:

mirrors reflect light and lenses refract light.

mirrors diffract light and lenses absorb light.

lenses reflect light and mirrors refract light.

mirrors absorb light and lenses diffract light.

Chen drew a diagram to compare the ways in which different organisms obtain nitrogen. which label belongs to the area marked z?

If you chip a tooth, most likely you will go to the dentist to have the missing material filled in. currently the material used to fill in teeth is a polymer that is flexible when put in, yet is hardened to the strength of a tooth after irradiation with blue light at a wavelength of 461 nm. what is the energy in joules for a photon of light at this wavelength?

In a copper wire, a temperature increase is the result of which of the following