What material were European ships primarily made of for over 3000 years?

• Metal

• Plastic

• Wood

• Stone

What type of sail did ancient Egyptian ships use?

• Triangular sails

• Square sails

• Circular sails

• Rectangular sails

Which country was an early leader in European exploration due to its use of the caravel?

• Spain

• England

• Portugal

• France

What problem did square sails have that lateen sails solved?

• Square sails were too heavy

• Square sails could only move in the direction of the wind

• Square sails were difficult to make

• Square sails were not durable

What was the main function of sails on ancient ships?

• To store goods

• To catch the wind and move the ship

• To protect the ship from storms

• To provide shade for sailors

What is one reason the lateen sail was considered a technological advancement?

• It was made of metal

• It allowed ships to move faster

• It enabled ships to catch wind from different angles

• It was easier to build than square sails

What does a compass use to pull the metal needle to point north?

• Earth's gravity

• Earth's magnetic poles

• Earth's rotation

• Earth's atmosphere

Why is a compass useful when you cannot see the sun or stars?

• It helps measure distance

• It helps find direction

• It helps locate animals

• It helps predict storms

What natural phenomenon does a compass rely on to function?

• Earth's gravity

• Earth's magnetic field

• Earth's wind patterns

• Earth's water currents

What problem does a compass solve for sailors in the middle of the ocean?

• It helps them find food

• It helps them find direction

• It helps them predict weather

• It helps them measure speed