Which is an application of the principle of uniformitarianism?
a.
counting tree rings to determine the age of a tree
b.
studying a modern river valley to learn about how ancient rock layers formed
c.
examining a rock to find out what minerals are in the rock
d.
ordering a group of fossils from largest to smallest
answer quickly

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?

Lucia is walking barefoot in her yard. she accidentally steps on a nail. how will her nervous system work to generate a reaction? arrange the eventschronologically.

Q: a: in sexually reproducing animals, once fertilization of the egg takes place, the exists as a single cell until cell division begins