Why do we celebrate Veterans Day on November 11th, if WWI officially ended when the Treaty of Versailles was signed on June 28, 1919?

Find a formal factor that connects egypt to africa to europe and to southwest asia

Mexico city is an example of how humans alter their environment because it was a. one of the world’s largest cities b. built on drained and filled lake beds c. built after conquest by the spanish d. once the capital of the aztec empire

In what way does renewable energy differ form nonrenewable energy?