Which of the following from Picture 9 is the strongest base? * A. ammonium chloride B. pure water C. tomatoes D. hydrochloric acid

Name the following: (a) category of pathogen that causes diseases, like common cold and mumps. (b) the microorganism that requires a host to produce.

Biomass can be used to generate electricity. biomass relies heavily on agricultural crops. plants release carbon dioxide and water in combustion. plants use photosynthesis to originally generate the energy that is needed. the chemical energy of these plants all started with what energy source?

Melting glaciers is a serious threat to the environment what is the possible consequence of melting glaciers on polar bears?