What Are Two Materials Present in the K-T Boundary That

question 77

Essay

What are two materials present in the K-T boundary that support the idea that a 10 km-wide asteroid or comet hit the Yucatan peninsula and caused or accelerated the extinction of more than 50 percent of all living species on the Earth? Explain where these two materials came from. How long ago did this happen?

---

Definitions:

Fugitive Slaves

Escaped slaves from a slaveholding state to a free state or territory, often facing danger and hardship in their quest for freedom.

North Star

A prominent star, also known as Polaris, which is used for navigation due to its close alignment with the Earth's geographic north pole.

Lower South

The Lower South refers to the southernmost states of the Confederacy during the American Civil War, including South Carolina, Georgia, Florida, Alabama, Mississippi, Louisiana, and Texas, known for their deep reliance on agriculture and slavery.

Slave Revolts

Uprisings and rebellions carried out by enslaved people against their conditions and overseers, aiming for freedom or retaliation against oppression.