When using a compass to explore an area why do you need to know an areas magnetic declination

When volcanoes erupt, magma (hot, molten rock) rises toward the surface of the earth. as magma cools, solid rock forms. this rock contains substances from the interior of the earth. which of the following natural resources is likely to be plentiful near subduction zones where volcanic activity has occurred in the past?

Weathering is an example of an external force of change. question 2 options: true false

What are some natural resources found in midwest