Module 13

How many years ago do scientists conclude that the Earth was formed?

• 3 billion years

• 4.6 billion years

• 4 billion years

Tags

NGSS.MS-ESS1-4

The ___________ __________ ____________ is a record of Earth's history.

• geologic time scale

• radiometric dating

• law of superposition

Tags

NGSS.MS-ESS1-4

In just a few million years, the ancestors of most majior animal groups diversified into what scientists call the ________ ______________.

• fossils

• Cambrian explosion

• paleontologist

Tags

NGSS.MS-LS4-1

__________ is any preserved evidence of an organism

• plate tectonics

• K-T boundary

• Fossils

Tags

NGSS.MS-LS4-1

___________ ___________ describes the movement of several large plates that make up the surface of the Earth.

• Plate tectonics

• law of superposition

• Cambrian explosion

Tags

NGSS.MS-ESS2-3

____ _____ _________ states that younger layers of rock are deposited on top pf older layers.

• plate tectonics

• geologic time scale

• law of superposition

The decay of radioactive isotopes to measure the age of a rock is called _________ _______.

• radiometric dating

• plate tectonics

• cambrian explosion

Tags

NGSS.HS-PS1-8

_______________ is a scientist who studies fossils.

• paleontologist

• biologist

• chemist

Tags

NGSS.MS-LS4-1

NGSS.MS-LS4-2

Layer of iridium-rich material between rocks of the cretaceous period and rocks of the paleogene period that provides evidence of a meteorite impact is called ______ ___________.

• theory of biogenesis

• spontaneous generation

• K-T boundary

____________ is the smallest unit of geologic time, which last several millions of years

• periods

• epochs

• eras