Answer by JKismyhusbandbae: heroin
Why: Heroin and morphine are related. They are both derived from opium. And known as painkillers.
The concept of political parties first began during the administration of President George Washington, just 10 years or so after the American constitution was adopted and made official.
The first political parties had their beginnings in Washington's cabinet. Thomas Jefferson who was Washington's secretary of state in 1773, resigned and soon united with James Madison and together, they were central to the creation of the first political party in the United States, believing that it was the way forward for the good of the United States.
In the above examples, the only one that is not an example of speed is the option:
"6 miles per hour north". A speed doesn't have a direction added to it. If a statement has a direction added to it, it's velocity, not speed. Speed is a scalar quantity. In other words, it is the rate at which the object covers the distance. Speed does not care about direction. It is also not aware of direction. Velocity, on the other hand, is aware of direction and of speed.
D) jump rope, you’re using your calves and maybe a little bit of quads when jumping rope so this is probably the right answer hope this helps
