Answer:
It is a symbol for a value that you don't know yet it is commonly written as a letter for example x or y.
Explanation:
Answer:
They forgot to measure the amount of water poured into each container.
Explanation:
When an experiment is set up, all variables must be established in the same proportion for all experimental units. In this case, for the experiment to be efficient and present true results, it is important that the paper towel strips have the same size, the containers where they will be inserted are the same and they are tested in the same amount of water, that is, each container must contain the same amount of water. However, the amount of water was not measured in the above experiment and this was the variable that the researchers forgot to control, which will harm the veracity of the results.
The answer is the letter B. Amount of restriction measured in inches of water. <span>The restriction measuring devices are used to extend the filter's useful life, that is, they maximize the filter's useful life, which significantly reduces maintenance costs.</span>
Answer:
The Twelve Tables were laws that were posted in the public for all to see. They protected some basic rights of all Roman citizens regardless of their social class. Eventually the plebeians were allowed to elect their own government officials. ... They had the power to veto new laws from the Roman senate.