Geological

Determines the “relative” order of past events but not the absolute age.

• Absolute age

• Relative age

• Real age

• New age

Tags

NGSS.MS-ESS1-4

Uses the decay of radioactive elements to find the ___________________________ of a rock or fossil.

• Relative age

• Absolute age

• New age

• Real Age

Tags

NGSS.HS-PS1-8

Approximately how old is the Earth?

• 4.6 billion years old

• 4.6 million years old

• 5 billion years old

• 5 million years old

Tags

NGSS.MS-ESS1-4

Preserved remains of plant and animals from the remote past are called _______________.

• Rocks

• Dinosaurs

• Strata

• Fossils

Tags

NGSS.MS-LS4-1

NGSS.MS-LS4-2

What is an eon?

•  Long span of geologic time. In formal usage, the longest portions of geologic time.

• the basic unit of the geologic time scale; during these spans of time specific systems of rocks were formed.

• very long span of geologic time; in formal usage, the second longest portions of geological time.

• Unit of geological time during which a rock series is deposited.

Tags

NGSS.MS-ESS1-4

What is an era?

• Long span of geologic time. In formal usage, the longest portions of geologic time.

• the basic unit of the geologic time scale; during these spans of time specific systems of rocks were formed.

• very long span of geologic time; in formal usage, the second longest portions of geological time.

• Unit of geological time during which a rock series is deposited.

Tags

NGSS.MS-ESS1-4

The second broadest category of geologic time is______________?. The Cenozoic is one of them.

• era

• eon

• epoch

• period

Tags

NGSS.MS-ESS1-4

Earth is thought to be formed ______ years ago?

• 200 thousand

• 4.6 billion

• 3 million

• 13.8 billion

Tags

NGSS.MS-ESS1-4

The geologic time scale is divided into four large units known as

• Eras

• Periods

• Eons

• Units

Tags

NGSS.MS-ESS1-4

In which eon do we know there was no life?

• Carboniferous

• Hadean

• Miocene

• Tithonian