Match the rock types below with one of the cooling history curves shown above by typing the letter for the matching curve into the blank. basalt obsidian granite porphyritic andesite

Ahis which describe the horizons in a soil profile? check all that apply. horizon a is mineral deficient. bedrock lies below the soil layers. te horizon o forms from organic material, horizon b undergoes the least amount of change. horizon c is least affected by the soil formation process.

After world war 2, many people moved from the cities to?

Although romania possesses broad plains with fertile soils, its people a) work in citiesb) are impoverishedc) have emigrated to other nationsd) are entrepreneurs