Four scientists investigated passive smoking. The table below shows the number of people each scientist studied from each group. Which scientist is likely to get the most reliable results?

What two fields of study provide the core information that is used to classify organisms?

What types of energy transfers and energy transportations are involved in the domino chain reaction?

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?