Answer:
a machine used for imitation
Explanation:
To simulate is similar to imitate. In the passage, the machine allows the turtles to move their legs as if they were swimming. It copies the conditions turtles need to swim.
Simulators can be mechanical, as in the example, but there are also virtual simulators which are used in all kind of experiments, training, and leisure. Think of videogames or flight simulators.
Answer:
In just 3 years (1348 to 1350) the Black Death destroyed a third of England's population. Such a dramatic drop in population gave peasants real economic power for the first time NATIONAL ARCHIVES; this improved the economic position of manorial tenants and labourers in the countryside
Explanation:
The Freeport doctrine was Stephen Douglas’s doctrine that said slavery could be excluded from territories of the U.S. by local legislation. (Brainliest answer please) :)
Answer:
the 1st answer.
Explanation:
In all of the 1900s, political figures went conservative and sought to go against such communist claims. In supreme court, it was ruled that the safety of the United States was a higher concern than accused communists because they represented danger.
