12.5 Geologic History of the Phanerozoic: Modern Continents

The slight eastward slope of the Great Plains was created during the Cenozoic by ________.

• uplift of the western U.S. due to the formation of the Rocky Mountains

• uplift of the western U.S. due to volcanic activity

• deposition of sediments shed from the eroding Rocky Mountains

• uplift of the expanding Basin and Range Province

• tilting of the U.S. because of sediment deposited on the trailing edge of the plate

Tags

NGSS.MS-ESS2-2

Evidence that Gondwana formed near the South Pole include ________.

• paleomagnetic data from the region

• identification of cold temperature mammals

• penguin fossils

• evidence of continental glaciation

Tags

NGSS.MS-ESS2-3

The Appalachian Mountains formed as a result of ________.

• the break-up of Pangaea

• the collision of North America and Africa

• the collision of North America and Europe

• the collision of Greenland and Norway

• the initial formation of Pangaea

Tags

NGSS.MS-ESS2-3

The supercontinent of Pangaea began to break up during the ________ era.

• Precambrian

• Paleozoic

• Mesozoic

• Cenozoic

Tags

NGSS.MS-ESS2-3

During the late Paleozoic, the present-day North America, Europe, western Asia, Siberia, and perhaps China formed the northern continent of (a)   .

Tags

NGSS.MS-ESS2-3

The beginning of the Phanerozoic is marked by the ________.

• evolution of land plants and animals

• development of hard body parts, such as shells and bones

• abundant life forms compared to earlier times

• formation of large land masses

• existence of a modern atmosphere

Tags

NGSS.MS-LS4-1

NGSS.MS-LS4-2

At the start of the Paleozoic, North America ________.

• had abundant life

• had no plants or animals

• did not exist

• was a large number of small fragments that had not yet collided

• was mountainous and dry

Tags

NGSS.MS-ESS2-3

A major economic deposit associated with the Cretaceous period is ________.

• gold

• uranium

• sand

• coal

• platinum

Tags

NGSS.HS-ESS3-1

NGSS.HS-ESS3-2

During the ________ era, the westward-moving North American plate began to override the Pacific plate, eventually causing the tectonic activity that ultimately formed the mountains of western North America.

• Precambrian

• Paleozoic

• Mesozoic

• Cenozoic

Tags

NGSS.MS-ESS2-3

NGSS.MS-ESS2-2

During the early Paleozoic era, South America, Africa, Australia, Antarctica, India, and perhaps China comprised the vast southern continent of (a)   .

Tags

NGSS.MS-ESS2-3