Students’ Questions Answered by Our Experts Page 197

Frederick Douglass died of a heart attack on February 20, 1895, at the age of 77.

He was an abolitionist and social reformer.

Frederick Douglass saw the post-Civil War South as a place where African Americans could finally be free from the oppression of slavery. He also saw it as a place where African Americans could begin to build their own communities and create their own destiny.

Global warming is the gradual increase of the Earth’s average surface temperature. The main component of global warming is the increased emission of greenhouse gases.

He taught himself to read and write.

The greenhouse effect and human activity are the two main causes of global warming.

Both Harriet Tubman and Frederick Douglass were born into slavery and escaped to freedom. They both became abolitionists and fought for the end of slavery.

1. To stop global warming, we need to stop emitting greenhouse gases into the atmosphere.
2. We can do this by using less fossil fuels, planting trees, and protecting our forests.

He was an abolitionist, orator, writer, and social reformer.

The effects of global warming are melting glaciers, sea level rise, and more extreme weather events.