Answers: 3
Physics, 22.06.2019 02:10
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
Answers: 2
Physics, 22.06.2019 11:30
1. a camcorder has a power rating of 19 watts. if the output voltage from its battery is 7 volts, what current does it use?answer units 2. a 1.5m wire carries a 6 a current when a potential difference of 57 v is applied. what is the resistance of the wire? your
Answers: 2
Which part of the earth do the suns direct rays hit during the summer solstice?...
Mathematics, 23.01.2020 04:31
Mathematics, 23.01.2020 04:31
Mathematics, 23.01.2020 04:31
Mathematics, 23.01.2020 04:31
Mathematics, 23.01.2020 04:31
Mathematics, 23.01.2020 04:31
Mathematics, 23.01.2020 04:31
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Mathematics, 23.01.2020 04:31
History, 23.01.2020 04:31