OCEAN
How much of the world is covered with water?
75%
What was the Civil War?
What was the name of the first African American troops to fight for the Union Army?
the 54th Massachusetts Colored Regiment
Who was Clara Barton?
A nurse who assisted with hundreds of operations.
What happened to the cups when it went down the surface of the ocean?
They become crushed because of the pressure.
Fill in the blank:
The deeper we go, the _____ the pressure it becomes.
higher
What did the North support? What did the South support?
The North believed that slavery was wrong.
The South believed in slavery because of their economics.
Who were the Confederates?
The South. They believed in slavery.
Who was Sally Tompkins?
She ran a private hospital in Richmond.
What does ROV stand for?
remotely operated vehicle
Fill in the blank: Seawater absorbs ______.
light
What was the Emancipation Proclamation?
It changed the way people thought of the Civil War. It also means to free someone.
What did General Lee convince the Confederate Congress to allow? What were they promised?
To allow African Americans to fight for the South. These African Americans were promised freedom.
Who was Ulysses S Grant?
He was a general for the North. He won many battles.
What is a submersible?
A miniature submarine that scientists ride to explore the ocean
How did scientists FIRST measure the bottom of the ocean?
Scientists used a weight system.
Who was Charlotte Forten?
She was a free African American from Philadelphia.
As the war dragged on, how did the North and South keep their spirits up?
Through music.
Why is the Gettysburg Address so important?
It was a two-minute speech but is known as one of the greatest speeches every given. His words inspired the war-weary Union to not give up!
What is material is Alvin made of?
Titanium
How do scientists use echo-equipment to measure the ocean?
They use pulses and wait for the echo to return.
Who was Malinda Blalock?
She was one of hundreds of Northern and Southern women who disguised themselves as men to fight on the battlefield.
How did General Grant win the battle at Vicksburg, Mississippi?
A steep hill protected the northern edge of the city. Grant trapped the Confederates in the city and pounded them with cannon fire.
How many Confederates were killed or wounded at the Battle of Gettsyburg? Why was it a significant win for the Union Army?
28,000; The victories for the Union changed the course of the war in favor of the North.
What is the name of the submersible mentioned in the video?
Alvin