GEOLOGICAL TIME

When does the geologic time of the Earth begin?

• 1 billion years ago

• 2,453 million years ago

• 4,567 million years ago

• 3,852 million years ago

How is the scale of geologic time expressed?

• In hundreds of years and into the future

• In thousands of years and after the present

• It is not expressed at any time

• In millions of years and before the present

How many eons are there?

• 6

• 4

• 3

• 10

What are the eons of the Earth?

• Hadean, Archean, Proterozoic and Phanerozoic

• Proterozoic, Cenozoic, Phanerozoic and Mesozoic

• Archean, Proterozoic, Paleozoic, Cenozoic

• Mesozoic, Phanerozoic, Hadean, Archean

What does Paleozoic mean?

• Means middle life

• Means new life

• Means old life

• Means life

What does Mesozoic mean?

• Means new life

• Means old life

• Means life

• Means middle life

What does Cenozoic mean?

• Means middle life

• Means old life

• Means life

• Means new life

What happened in the Hadean Eon?

• Many changes, glaciations, oxygen and the planet became a habitable place.

• The planet Earth was formed, full of magma seas and volcanic eruptions.

• The shortest, diversity of living beings and their evolution.

• Movement of tectonic plates, liquid water on the surface and life in the oceans.

What happened in the Archean Eon?

• The planet Earth was formed, full of magma seas and volcanic eruptions.

• The shortest, diversity of living beings and their evolution.

• Many changes, glaciations, oxygen and the planet became a habitable place.

• Movement of tectonic plates, liquid water on the surface and life in the oceans.

What happened in the Proterozoic Eon?

• Many changes, glaciations, oxygen and the planet became a habitable place.

• The planet Earth was formed, full of magma seas and volcanic eruptions.

• Movement of tectonic plates, liquid water on the surface and life in the oceans.

• The shortest, diversity of living beings and their evolution.