When a charge of 8 c flows past any point along a circuit in 2 seconds, the current is .

How is coal extracted from mountaintop removal mines? a. dynamite is used to create underground tunnels where miners go to extract the coal. b. dynamite is used to break apart rocks and then draglines are used to remove the broken rock and reach the coal. c. coal in mountaintops is extracted by digging strips in the landscape to reach the coal. d. placer deposits in mountain river bottoms are removed by

What causes the formation of ocean currents?

The substances that are necessary for producing of certain hormones and that store and transport vitamins