Answer:
Copper:
Copper compounds produce blue colors in fireworks. Although Copper has a red appearance in solid form, when it’s set alight it creates stunning blue fireworks. Copper is used in electrical wire and roughly half of all copper mined is used for this purpose.
An error is a <em>mistake </em>which a person makes when he is trying to achieve something which makes him unable to conclude it.
As a result of this, we can see that there are different types of error which includes:
- <u>Gross errors</u>
- <u>Random errors</u>
- <u>Computer errors</u>
- <u>Systematic errors</u>, etc
With this in mind, it is worth noting that when an error is made, they can be rectified so that the original process can continue without further problems.
For example, in the case of a computer error which is commonly called a bug, then <em>the program cannot run,</em> until such error is removed, then the program can execute successfully.
Please note that your question is incomplete so i gave you a general overview which should help you get the right answer.
Read more here:
brainly.com/question/6905878
He made the first hit... That's a mistake right?
Answer:
Elections in the United States are held for government officials at the federal, state, and local levels. At the federal level, the nation's head of state, the president, is elected indirectly by the people of each state, through an Electoral College. Today, these electors almost always vote with the popular vote of their state.
Explanation:
The correct answer is letter C
Explanation: Many African Americans moved to the north, in the Great Migration, looking for better jobs and better treatment in the north.
<u>Great Migration</u> occurred mainly from the South to the North, which is the most developed in the region. The process was strained as a result of growing social as well as economic inequalities, which increasingly generates labor shortages and sufficient resources for all.