Fill in the blank (1 point each): 1. the upper mantle and crust together form the 2. the is part of the mantle where the rock is almost at its melting point and flows under pressure. 3. the transfer of heat by the circulation or movement of the heated parts of a liquid or gas is known as 4. the name of the supercontinent proposed by alfred wegener in his theory of continental drift: 5. list two of the three types of evidence supporting wegener’s theory of continental drift (1 point per answer):

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?

Can bacteria reproduce in a way such that when you start out with two bacteria, you get five bacteria? why or why not? * a. yes, because bacteria reproduce sexually, and can produce any number of offspring, just as humans do. b. no, because bacteria grow at an exponential rate. c. no, because when bacteria reproduce, they split into two parts, and two bacteria splitting would result in four bacteria.

Which kingdom includes some organisms that have no nucleus and can live in an environment with an extremely high salt content