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Aleksandr [31]
3 years ago
5

What best describes a development that improved railroad safety?

Social Studies
2 answers:
maksim [4K]3 years ago
4 0

First of all, you dont have the answers.

But the answer is "Companies replaced hand-operated brakes with air brakes on trains" is the best answer because this stopped many of the fatalities that were caused by brake failures." which is I say on what you are using D

wel3 years ago
4 0

Yes,you are right Air Breaks are the best answer.....

hope it helped.

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DaniilM [7]

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3 0
3 years ago
What is similar and different in the conflicts of xinjiang, quebec, and Chechnya? PLEASE HELP
hjlf
  In all three areas ethnic minorities are trying to achieve some degree of autonomy or independence. In Quebec the movement is peaceful and political, and some people are now satisfied with protected language rights within the Canadian confederation while some still want independence for Quebec. In Xinjiang the Uighur minority wants independence from China; due to lack of political options the movement has used sporadic violence and terrorism to achieve its ends. Only in Chechnya has the independence movement spilled over into civil war with terrorism in other parts of Russia.
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Please help I’ll mark you as brainliest if correct!
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Answer:

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8 0
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How did copernicus view of the universe differ from that of ptolemys
postnew [5]
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Both of these view couldn't be proven at that time, but only Copernicus experienced negative backlash by the church because it's deviate from the biblical teaching. Not until year of 1600s before another intellects name Galileo created the invetions that might prove Copernicus' theory (which also being torn apart by Religious groups)</span>
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JulijaS [17]
They must assume that the are not that good in the business industry
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Read 2 more answers
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