The Great Wall of China

The Great Wall is one long wall that spans 100,000 miles.

• True

• False

Which emperor first consolidated the many walls into what became known as the "Long Wall"?

• 
  Emperor Qianglong

• Emperor Qin Shi Huang

• Emperor Han Wudi

How did soldiers communicate between watchtowers along the Great Wall?

• Smoke and fire signals

• Hand gestures and gongs

• Flag waving and horns

What different materials was the Wall made from?

• Terracotta

• 
  Gravel and sand

• Rammed earth and bricks made in kilns

The Great Wall is the only visible man-made structure in space.

• True

• False