US HISTORY
The Emancipation Proclamation, issued in 1863, freed slaves in these areas.
What are Confederate states?
This part of the brain controls balance and coordination.
What is the cerebellum?
This literary device involves a reference to a well-known person, place, event, or work of art or literature, often used to add depth or context without explanation.
What is an allusion?
This type of number cannot be expressed as a fraction.
What is an irrational number?
This mountain range forms the natural border between Europe and Asia.
What are the Ural Mountains?