How do geologists locate the center of an earthquake select three options

Religious conflict in northern ireland started with a) cultural differences resulting from viking invasions around 800 b) england’s split from the catholic church in the 1500s c) rebellions in ireland between 1916 and 1921 d) the norman invasion of england in 1066

What processes does carbon cycle through the biosphere?

How does sea floor spreading relate to supercontinents?