How do you write a case study for hydroelectric power

Amountain is larger than a hill, with steep sides true or false

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?

Soil color only reflects the amount of organic matter present in soil.