Is it ever possible for the domain and range in a function to have different numbers of entries

Explain the comparisons between nature and packingtown that appears on pages 81 and 82 answer

Why does karst topography exist in some geographic location? a. few climates have enough oxygen b. most regions have rock layers other than limestone c. in most regions, the soil is too thin d. the water is too acidic enough in most places

What is the relationship between wavelength of light and the quantity of energy per photon?