Answer: McClellan lets Confederates retreat from Antietam. Confederate General Robert E. Lee's army pulls away from Antietam Creek, near Sharpsburg, Maryland, and heads back to Virginia. ... His army had its back to the Potomac River, just a few miles away, and a quarter of his force had been lost in the previous day's battle.
If a student wants to study the effect of sunlight on plant growth. In his experiment, 12 plants receive normal amounts of sunlight, but half of them are kept under bright sun lamps all night long. The control group is: the amount of light the plant receives.
<h3>What is control group?</h3>
A control group is a type of experiment carried out using two variables based on this control group can be defined as the process in which experiment is carried on two different variables such as dependent variables and independent variables in which one of the variables is not experimented or tested.
Based on the given scenario if after 6 weeks, the plants heights measured which inturn means that the control group is the amount of light the plant receives.
Therefore if 12 plants receive normal amounts of sunlight, but half of them are kept under bright sun lamps all night long. The control group is: the amount of light the plant receives.
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Answer:Andrew Jackson rose from modest beginnings to a place of riches and national prominence. His early years were full of colour and adventure. Jackson was born in 1767 in the Carolinas to a poor Scots-Irish immigrant family. As a child, he got interested in politics when he served as a messenger for the revolutionary cause during the Revolutionary War. At the tender age of 13, I was introduced to the world of fashion.
(first person pov)
Explanation:
The most direct result of the Watergate Scandal was the resignation of President Nixon of United States of America. The Watergate Scandal was a huge scandal that occurred in the United States of America during the 1970s. The administration of President Nixon did try their best to cover up the whole scandal, but they failed to do so.