The illustration below shows one way that scientists classify living things. This illustration also reveals information about the evolutionary history of dinosaurs.

Awater molecule is polar because there is an uneven distribution of these between the oxygen and hydrogen atoms.

Some technological solutions to problems like global warming meet the specific needs and situations of local communities. an example from india involves converting the solid waste from cattle into clean-burning fuel for cooking. this reduces the amount of greenhouse gases, specifically methane and carbon dioxide, released into the environment from wood fires. when evaluating the feasibility of implementing this solution, computer models are used to weigh costs against benefits. what factor is least likely to impact the decision on adopting this technology?

Moving down the ramp from 6 meters to