English

NEVAEH E

Use what you know about relative dating to choose the

correct answers from the drop-down menus.

Ethan determines that layer B is 3.5 million years old.

Due to the

, he can

estimate that layer A is

✓ years old.

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?

The following hormone had their receptors in the cell membrane except a-insulin b-tsh c-gh d- cortisol

Apopulation of black bears depends on salmon from a stream for food. if a drought causes the stream to run dry one year, how will this likely impact the black bear population?