Based on bowen's reaction series (above), which mineral assemblage would you expect to find in a diorite? a. plagioclase feldspar, amphibole, pyroxene, biotite b. olivine, quartz, and calcium plagioclase c. olivine, pyroxene and calcium plagioclase d. quartz, potassium feldspar, sodium plagioclase, muscovite

The impact of a large asteroid comet with earth has been proposed to have caused the extinction of the dinosaurs. the impact site of this comet is in or near

The earth is composed of three different chemical layers: core, mantle and crust. the formation of these layers was from a process called

Which barrier to economic development is shown in the following examples? i. the high rate of hiv infection in underdeveloped nations ii. the use of children as soldiers in uganda’s army in the early 2000s iii. low literacy rates in underdeveloped nations with limited exposure to adequate education a. foreign debt b. political instability c. widespread disease d. low levels of social welfare