Question 1

Why is the preservation potential of feathers so low?

Accepted Answer

A) because birds usually die in dry environments 
B) because feathers do not contain hard parts 
C) because feathers are very small and thus are not well preserved 
D) because birds die in forests,areas with high oxygen levels 
A) because birds usually die in dry environments 
B) because feathers do not contain hard parts 
C) because feathers are very small and thus are not well preserved 
D) because birds die in forests,areas with high oxygen levels

Question 2

What type of fossil is shown in the picture?

Accepted Answer

A) body fossil 
B) trace fossil 
C) mold fossil 
D) cast fossil 
A) body fossil 
B) trace fossil 
C) mold fossil 
D) cast fossil

Question 3

At least five of these have occurred in Earth's history,one of which occurred 65 million years ago and wiped out the dinosaurs.

Accepted Answer

A) mass extinction event 
B) punctuated equilibrium 
C) millennia-long drought 
D) phylogenetic tree 
A) mass extinction event 
B) punctuated equilibrium 
C) millennia-long drought 
D) phylogenetic tree

Question 4

When the last member of a species dies,this is called ________.

Accepted Answer

A) fossilization 
B) natural selection 
C) extinction 
D) preservation 
A) fossilization 
B) natural selection 
C) extinction 
D) preservation

Question 5

Petrified wood is a type of ________.

Accepted Answer

A) permineralized organism 
B) chemical fossil 
C) trace fossil 
D) body fossil preserved in tar 
A) permineralized organism 
B) chemical fossil 
C) trace fossil 
D) body fossil preserved in tar

Why is the preservation potential of feathers so low?

What type of fossil is shown in the picture?

At least five of these have occurred in Earth's history,one of which occurred 65 million years ago and wiped out the dinosaurs.

When the last member of a species dies,this is called ________.

Petrified wood is a type of ________.

Cosmology and the Birth of Earth

Journey to the Center of the Earth

Drifting Continents and Spreading Seas

The Way the Earth Works: Plate Tectonics

Patterns in Nature: Minerals

Up From the Inferno: Magma and Igneous Rocks

Pages of Earths Past: Sedimentary Rocks

Metamorphism: a Process of Change

The Wrath of Vulcan: Volcanic Eruptions

A Violent Pulse: Earthquakes

Crags,cracks,and Crumples: Crustal Deformation and Mountain Building

Deep Time: How Old Is Old

A Biography of Earth

Squeezing Power From a Stone: Energy Resources

Riches in Rock: Mineral Resources

Unsafe Ground: Landslides and Other Mass Movements

Streams and Floods: the Geology of Running Water

Restless Realm: Oceans and Coasts

A Hidden Reserve: Groundwater

An Envelope of Gas: Earths Atmosphere and Climate

Dry Regions: the Geology of Deserts

Amazing Ice: Glaciers and Ice Ages

Global Change in the Earth System

Introducing Rocks

a Surface Veneer: Sediments and Soils

the Rock Cycle in the Earth System

the Earths Interior, revisited: Seismic Layering, gravity, and the Magnetic Field

Ever-Changing Landscapes and the Hydrologic Cycle

Filters

Exam 28: Memories of Past Life: Fossils and Evolution

Why is the preservation potential of feathers so low?

What type of fossil is shown in the picture?

At least five of these have occurred in Earth's history,one of which occurred 65 million years ago and wiped out the dinosaurs.

When the last member of a species dies,this is called ________.

Petrified wood is a type of ________.

Cosmology and the Birth of Earth

Journey to the Center of the Earth

Drifting Continents and Spreading Seas

The Way the Earth Works: Plate Tectonics

Patterns in Nature: Minerals

Up From the Inferno: Magma and Igneous Rocks

Pages of Earths Past: Sedimentary Rocks

Metamorphism: a Process of Change

The Wrath of Vulcan: Volcanic Eruptions

A Violent Pulse: Earthquakes

Crags,cracks,and Crumples: Crustal Deformation and Mountain Building

Deep Time: How Old Is Old

A Biography of Earth

Squeezing Power From a Stone: Energy Resources

Riches in Rock: Mineral Resources

Unsafe Ground: Landslides and Other Mass Movements

Streams and Floods: the Geology of Running Water

Restless Realm: Oceans and Coasts

A Hidden Reserve: Groundwater

An Envelope of Gas: Earths Atmosphere and Climate

Dry Regions: the Geology of Deserts

Amazing Ice: Glaciers and Ice Ages

Global Change in the Earth System

Introducing Rocks

a Surface Veneer: Sediments and Soils

the Rock Cycle in the Earth System

the Earths Interior, revisited: Seismic Layering, gravity, and the Magnetic Field

Ever-Changing Landscapes and the Hydrologic Cycle

Filters