Big stick diplomacy dollar diplomacy and moral diplomacy were all intended to

Explain how the ideas of karl marx came to influence american workers in the late 1800s

In e. c. tolman's experiment, some rats were trained to run through mazes for standard food goals, while other rats were allowed to explore the mazes for 10 days without food goals or other rewards. later, when food rewards were placed in a box at the far end of the maze, the previously unrewarded rats reached the food box as quickly as the rewarded rats after only one or two trials. this experiment demonstrated that the rats had the ability to form of their surroundings.

What does one prolonged blast and one short blast mean?