Answer:4,500
Explanation:6mm times 750 equals 4,500
There are 35 pairs
but 70 all together
B all light is being absorbed
Answer: Volcanic materials ultimately break down and weather to form some of the most fertile soils on Earth, cultivation of which has produced abundant food and fostered civilizations. The internal heat associated with young volcanic systems has been harnessed to produce geothermal energy
Explanation:
