Option 3: children given water to drink
Answer:
Explanation:
A control group in an experiment is a group separated from the rest of the experiment where the independent variable being tested is not exposed. It is the group not receiving the treatment.
Answer
<h2>Containment.</h2><h2 /><h3>Explanation:</h3><h3 />
In the US, Some results Duck and Cover practices in the classroom for school children, security from detonating nuclear weapons. Air Raid Sirens placed on street corners. Anti-Aircraft Missile Batteries in underground silos, most of which we didn't know about until the nonmilitary production workers incidentally found them in the 1990's when the cold war was over.
Answer:
What Is the Electoral College?
The system calls for the creation, every four years, of a temporary group of electors equal to the total number of representatives in Congress. Technically, it is these electors, and not the American people, who vote for the president. In modern elections, the first candidate to get 270 of the 538 total electoral votes wins the White House.
Explanation:
One major way in which immigration began to change in the 1890s is that there began to be a shift from mostly German immigrants to mostly Irish immigrants, although many immigrants continued to come from a variety of countries.