Migration Theories: Landbridge vs Coastal

What is the landbridge theory?

• A theory that suggests early humans traveled by boat along the coastlines.

• A theory that suggests early humans migrated to North America via a land connection between Asia and North America.

• A theory that suggests early humans flew across continents using gliders.

• A theory that suggests early humans used tunnels to travel between continents.

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DOK Level 1: Recall

Which of the following best describes the coastal migration theory?

• Early humans migrated by walking across a frozen sea.

• Early humans traveled by boat along the coastlines to reach new lands.

• Early humans used a series of bridges to cross continents.

• Early humans migrated by following animal herds across land.

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DOK Level 1: Recall

Explain how the landbridge theory and coastal migration theory differ in terms of the routes early humans might have taken.

• Both theories suggest the same route.

• The landbridge theory suggests a land route, while the coastal migration theory suggests a sea route.

• The landbridge theory suggests a sea route, while the coastal migration theory suggests a land route.

• Both theories suggest a sea route.

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DOK Level 2: Skill/Concept

Identify one piece of evidence that supports the coastal migration theory.

• Discovery of ancient boats along the coastlines.

• Fossilized footprints found in the desert.

• Ancient maps showing landbridges.

• Cave paintings depicting land animals.

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DOK Level 2: Skill/Concept

Which theory is supported by the presence of the Bering Land Bridge?

• Coastal migration theory

• Landbridge theory

• Both theories

• Neither theory

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DOK Level 1: Recall

What water way is part of the land bridge theory?

• The Pacific Ocean

• The Bering Strait

• The Atlantic Ocean

• The Sahara Desert

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DOK Level 1: Recall

What is one reason the coastal migration theory might be considered plausible?

• It suggests early humans could fly.

• It accounts for early human settlements found along coastlines.

• It explains the migration of dinosaurs.

• It suggests humans used submarines.

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DOK Level 1: Recall

Which theory suggests that early humans used a land connection to migrate?

• Coastal migration theory

• Landbridge theory

• Both theories

• Neither theory

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DOK Level 1: Recall

The people who migrated in search of food were called nomads.

• True

• False

Why did the nomads cross the land bridge?

• They stayed in Asia

• They followed the animals across the land bridge.

• They wanted to go to McDonald's.

• Mrs. Scully told them to go on the trip.