Why are some volcanic eruptions (like mt. st. helens) more explosive than others (like hawaiian volcanoes) ?

We know that Earth's outer core is liquid because ... a Both earthquake P-waves and S-waves are blocked from passing through it. b The crust and mantle both float on top of it. c Earthquake S-waves are blocked from passing through it.

I live near the ocean how does the earth the sun the moon interact to affect my life

And equator cross the Northern or Southern part of South America South America is located mostly in which two hemispheres

What is the most common land use in Europe?

A focus on ideas instead of physical products Is central to which type of economy? A. Industrial B. capitalist C. agrarian D. postindustrial

Three economic principles of natural resource management are 1) Opportunity Cost; when you make a choice, you lost the opportunity to choose other things 2) Time preference; how fast you can wait for a return on your investment 3) Discount rate;

Acid rain is a serious problem in China. true or false?

Which World culture region is broken up into the most subregions

In archaeology, there must be a balance between the explanation of the value and workings of archaeology, revealing the mysteries of past and present cultures, and to promote respect for archaeological sites. True or false?

The blocking off of an estuary from the sea forms a (n)