North America

Who proved the theory of Continental Drift?

• Christopher coloumbus

• Alfred Wegner

• Antonio Snider

• Megellan

What are continents made up of?

• Iron

• Magnesium

• carbon

• silica and aluminium

What are ocean basin made up of?

• Silica and Magnesium

• calcium

• iron

• only silica

What was the orginal single landmass in the beginning is called

• Pantha Lassa

• Laurasia

• Asia

• Pangaea

Which is the third largest continent in the world?

• Africa

• North America

• South America

• Asia

North America was explored by

• Christopher Columbus

• Amerigo Vespucci

• Ontonio Snider

• Ferdinand Magellan

North America and South America is jined by

• Isthmus of Panama

• Isthmus of Suez

• Panama Canal

• Suez canal

_____________ is to the South of North America

• Gulf of Mannar

• Gulf of Alaska

• Gulf of California

• Gulf of Mexico

The latitudinal extend of North America

• 7° N and 83° N

• 7° S and 83° N

• 7° N and 83° S

• 70° N and 83° N

Which is the largest country in North America?

• United states of America

• Mexico

• Canada

• Alaska