Ask a New Question

Underground miners formerly used headlamps

Underground miners formerly used headlamps in which calcium carbide (CaC2) was reacted with water to form acetylene (C2H2) gas
1. 1 answer
2. asked by Miranda
3. 831 views
Based on these two graphs, which type of mining would be considered "safer" for miners?(1 point) Responses Underground mining
1. 1 answer
2. 106 views
Which of these makes surface mining less risky than underground mining?A. Open pits at surface mines replace biological
1. 1 answer
2. 56 views
Which of these makes surface mining less risky than underground mining?A. Open pits at surface mines replace biological
1. 1 answer
2. 79 views
Which of these makes surface mining less risky than underground mining?A. Open pits at surface mines replace biological
1. 1 answer
2. 61 views
miners-pro.pm - our store ETH miners, BTC miners.Asic S19-PRO, Asic E9 sell online. Fast delivery. Good prices RT2070 11GB,
1. 0 answers
2. asked by CharlesHuP
3. 294 views
Earth Movers and Shakers operates 3 iron ore mines. This table shows their daily production rates given the number of miners at
1. 1 answer
2. asked by haley
3. 1,292 views
Who was most successful in the Gold Rush?* Miners who panned for gold in the rivers Miners who dug for gold with pickaxes
1. 9 answers
2. 21 views
How can both surface mining and underground mining affect miners health?
1. 1 answer
2. 63 views
What was a key difference between why most farmers and miners went out west?(1 point) Responses Miners wanted to establish towns
1. 1 answer
2. asked by d
3. 37 views