What type of rock forms when heat and pressure change other rocks without occurring a metamorphic b sedimentary c igneous

Which is a possible result of higher air temperatures caused by global warming? a. increase in sea level b. freezing of polar ice caps c. rapid evaporation of water in the soil d. flooding of low-lying coastal areas

Compounds which are found naturally in the earth are called: a. ores b. composites c. rocks d. minerals

What would have happened to portugal’s trade if they had not found a way to sail around the tip of africa