They walked, early human beings were nomads.
Most of the time they just camped hunting and gathering, having a feast; then moving on. It wasn't until later era, they discovered about rowboats(The Sumerians)
Note: Nomads are people whom don't stay at one place forever.
The answer is Spain. He represented Spain
Answer:
Ronald McNair was nationally recognized for his work in laser physics and was one of the thirty-five applicants selected by NASA from a pool of ten thousand. In 1984, McNair became the second African-American to make a flight into space. He was a mission specialist on the space shuttle Challenger.
Explanation:
The fall of Constantinople in 1453 effectively ended what was left of the Roma’s Empire and set a major roadblock to trade between Europe and the Far East. Additionally, for centuries the city had held back Muslim invaders from the Middle East from invading Europe
Answer:
a method of sending signals along a wire
