Answer:
The abolitionists effectively spread their message of freedom through newspapers like William Lloyd Garrison's “The Liberator” and by organizing a cadre of anti slavery lecturers, many of whom were formerly enslaved like Frederick Douglass, who traveled throughout the country, often at great personal risk, to highlight.
Improvements in maritime technology as well as innovative understanding of monsoon winds roused exchanges alongside maritime directions from africa and asia. The example of two maritime technologies are lateen sail and dhow ships. In addition to world history, the numerous kinds of exchanges that took place between 600 BCE and 600 CE are trade goods, individuals, technology, religious and cultural principles, food crops, house-trained animals and disease pathogens.
Some of the instruments used by meteorologists to study weather are:
1. Thermometer - this instrument measures the temperature of the air
2. Barometer - measures atmospheric pressure
3. Anemometer - measures the speed of the wind. Some anemometers also measure the direction of the wind.
4. Hygrometer - measures relative humidity (the amount of moisture in the air).
Crowds had waited for hours to greet them at the Gare d'Austerlitz, and French nurses gave them lunch on arrival
The biggest effect of Columbian exchange had on Europe is Activities
like Texas cattle ranching; The Brazilian coffee growing not possible without
Columbian Exchange; coffee native to Old World. Also in had effect in Traditional
cuisines changed because of Columbian Exchange.