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 11:00
What is the rate of 12 liters of water moving through a water hose in 4.0 minutes?
Answers: 1
Physics, 23.06.2019 02:20
Aflute player hears four beats per second when she compares her note to a 523 hz tuning fork (the note c). she can match the frequency of the tuning fork by pulling out the โtuning joinโ to lengthen her flute slightly. what was her initial frequency?
Answers: 2
In your home, you may have different items, which use cells ('batteries'). In the
space below, make...
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