Most of the world's known oil reserves are located near which geographic area?

Which continents lie only in the northern hemisphere

Gemstones are commonly found in pegmatites, which are igneous rocks that are a. exceptionally mafic b. exceptionally coarse grained c. exceptionally fine grained d. extrusive, forming from lava

Maria is going to a hiking trip this weekend. she has been busy shopping for the trip. which of these items that she bought are a want for her?