Why did the removal of water from coal mines exponentially increase the ability of steam power?

When congress passed the way davis bill in response to lincolns reconstruction plans the president did what to the bill

The low and midlevel clouds that look like cotton balls are

Which sentence best describes the relationship between chlorophyll and the chloroplast? a.)chlorophyll is a chemical found in a chloroplast. b.) chloroplast is a chemical found in a chlorophyll. c.) both chlorophyll and chloroplasts are found in animals. d.) both chlorophyll and chloroplasts make carbon dioxide.