6° - Planet Earth’s internal dynamics.

Era can be defined as

• A period of time marked by distinctive character, events, etc.

• The date on which an event took place or an institution was founded

• The anniversary of the day on which a person was born

• The time taken by the earth to make one revolution around the sun.

The geologists are dedicated to

• A person who studies that deals with celestial bodies and the space

• A person who studies of past events, particularly in human affairs.

• A person who studies of the development, structure of human society.

• A person who studies the physical structure and substance of the earth.

The phases of the geographic time scale are

• Millennium, Centuries and decades.

• Eon, eras, periods, and epochs.

• Jurassic, Triassic And Cretaceous.

• Paleozoic, Mesozoic and Cenozoic.

The Archean and Hadean belong to the Eon time scale?

• TRUE

• FALSE

The parts that form the eras of the earth are:

• Paleozoic, Mesozoic and Cenozoic.

• Jurassic, Triassic and Cretaceous.

• Cambria, Ordovician and Devonian.

• Hadean, Archean and proterozoic.

Pangaea belongs to the next era

• Cenozoic

• None

• Mesozoic

• Paleozoic

The internal structure of the Earth is divided into several layers:

• Continents, countries and cities

• All of the previous ones

• Crust, mantle and core.

• Water, fire and air

The tectonic plates are the internal structures of the Earth and are divided into several layers.

• True

• False