The greatest obstacle to developing solar energy is lack of sunlight at high latitudes lack of sunlight at night lack of mechanisms for storing solar energy large areas required to collect sufficient energy

What are the seven economic and social goals?

Which of the following graphs have the same wavelengths

The table below shows data for a population of fish in a pond. fish body color # of fins scales? tail shape a silver 4 yes fan b pink 4 yes flat c black 4 yes fan d orange 4 yes flat e orange 4 yes fan f silver 4 yes flat which of the above characteristics would be most in developing a classification system for the fish? a. body color and tail shape b. presence of scales and tail shape c. body color and number of fins d. number of fins and presence of scales