Geologic time

Geologic time L1.

Multiple Choice

Older rocks are always located below younger rocks.

• True

• False

Multiple Choice

the science and study of the planet Earth

• Zoology

• Geology

• Chemistry

Earth’s history started about 4.6 billion years ago.

• 
  

Principle of Uniformitarianism

• uniformitarianism states that geologic processes that occur today are similar to those that have occurred in the past.

• scientists can learn about Earth’s past by studying the present. 

Multiple Choice

Principle that Earth's processes occurring today are similar to those that occurred in the past

• uniformitariansim

• superposition

Multiple Choice

How old do geologists believe the Earth is?

• 3.6 billion years

• 3.6 billion years

• 4.6 billion years

• 4.6 million years