Place the following geologic time units in order, from Largest to Smallest length of time.

Place the following geologic ERAS in order from oldest to most recent? (Use your Time Machine Timeline!)

During which two periods did major MASS extinctions occur?

The Cenozoic Era is often called "the Age of the ____"

What event might mark the end of a period?

The disappearance of a species is called this.

This Geologic Time Scale separates Earth's timeline into mainly Era's, Periods, and Epochs. During which Era did the first recorded dinosaurs appear?

The ______________ era covers almost 90% of earth's total history.

The very first life on Earth was was this.......

Which era of geologic time do we currently live in?

A giant asteroid likely slammed into Earth causing a massive extinction in this period.

A massive volcanic eruption event likely caused this most massive extinction in Earth history.

The first land plants were these.....

Animals died in the oceans and were covered by many layers of rock creating this natural resource.

These are believed to be the reason water is on Earth today!

The outermost solid layer of the Earth is called the.......

This layer of the Earth is found between the outer core and the crust.

This layer lies beneath the mantle and surrounds the inner core.

This is the solid, dense center of our planet that extends from the bottom of the outer core to the center of the Earth.

The core is made-up of what two elements?

What are the two kinds of crust that the Earth has?

The rock type that makes up Oceanic Crust is __________.

The theory that ancient Earth only changed through very dramatic and sudden geologic events is called this...

The rock type that makes up Continental crust is ____________________.

The theory that ancient Earth changed very, very slowly by erosion and time with few major geologic events is called this...

Remains of organisms that often are preserved in sedimentary rock are called _______________.

Finding the age of a rock based on the ratio of parent material to daughter material is called _______________.

A fossil used to date surrounding rock layers is called a(n)

The study of ancient life is called this

C-14 dating cannot go back farther than this time due to little to no organic material being left to test

What is meant by the "relative age" of a rock?

What is a 'half-life'?

Which fossil is the oldest?

The study of ancient life is called this

Which type of rock is formed from cooled magma?

The Earth uses this system to constantly change rock type.

This type of rock has been heated and squeezed into another rock.

Which type of rock is formed from fragments that have been compacted or cemented together?

What does the Moh's scale measure?

The color of a mineral's powder when it is rubbed against a plate is its____________.

A mineral that breaks cleanly over a smooth plane is considered to have ______________.

What is the relationship between a rock and a mineral?

Which processes must occur in order for an igneous rock to change into a metamorphic rock?

What gives rocks their color?

All rocks originally formed from this?

About 260 million years ago, Earth's continents moved together to form the supercontinent called

What is the theory which stated a single large landmass broke into smaller landmasses and formed the continents, which moved to their present locations?

What would be the cause of volcanic islands in the middle of an ocean?

This famous transform fault is located in the western United States creates significant earthquake activity for California

A subduction zone is formed...

The Himalayas in South Asia are an example of what type of plate boundary?

Most geologists think that the movement of Earth’s plates is caused by _______

An ocean trench forms at a _________ boundary.

Bretz and other locals called the carved up terrain in the Columbia Basin this.....

These mountains were formed only 10,000 years ago and are all active volcanoes.

These are huge boulders brought in by water and floating ice!

These fine dust particles were blown in by wind and have made the Palouse region a major wheat producer because of the fertile soil.

These Basalt pillars are a common site in and around Spokane and have 5 or 7 sides.

This man first wrote about the cataclysmic flood that roared through the Columbia Basin.

This city used to be under 950 feet of water and still has "water marks" where the big lake used to be.

This lasting natural resource was left from the flood roaring down the Spokane Valley.

This waterfall was four miles across and is a popular Eastern Washington tourist attraction today.

This man found the source of the great floods.

This type of eruption comes slowly out of cracks in the ground with little explosiveness.

This river was blocked by an ice dam until Lake Missoula broke through.

These strange mounds where left after the Missoula Flood, but we don't know how they were made.

When material is broken down by elements reacting and changing form, this is called__________ __________.

When weathered material is moved from one location to another, it is known as _________________________________

This causes rocks to split after water slips into cracks, then freezes and expands: _____________________________________

When rock is broken down into smaller pieces without changing the chemical composition of the rock, we call it: __________________________________

This is the chemical and physical processes that break down rock at Earth's surface: ___________________________

The rapid movement of rock and soil down a slope is called a

Underground space caused by the chemical breakdown of this mineral causes caverns to appear......

What is the correct order of the construction of sedimentary rock?

Small, solid pieces of materials from rocks or living things

This rock is made of many small rounded stones

Lithification is

This organic rock is made from peat

The process of sediments sticking together due to dissolved minerals crystallizing around the sediments is called...

A shape of rock deformation where a trough-like feature is created

The tallest mountain belts on Earth are formed by _______________.

What occurs during folding?

This mountain is the tallest in the world from base to the top:

What are two main types of folding?

Mountains where normal faulting occurs caused by tensional forces.

The balance between the downward weights of rock, water, and ice, and the upward, buoyant force exerted by the mantle is this.....

The tectonic processes and landforms of mountain building.

By far the oldest major mountain range in the United States are these...

An upward fold in rock formed by compression in Earth's crust?

Continental material under mountains extending into mantle is called this by geologists....

A downward fold in rock formed by compression in Earth's crust?

What is the tallest mountain in the United States?

This is an example hot spot volcano

How do Volcanic mountains form?

Broad, gently sloping volcanoes with quiet eruptions as seen in Hawaii are called this.

This is an enlarged depression caused by a volcanic explosion or the collapse of a volcano......

A bowl-shaped depression around a volcano's opening

Term referring to a liquid's resistance to flowing

A volcano having no historical record of eruption and showing no seismic indications of activity deep underground is called a/an.......

The most destructive type of volcano where layers of hardened lava chunks alternate with lava. Mount St. Helens and Mount Rainier are examples.

Yellowstone and Hawaii are examples of.....

Magma's viscosity is directly related to its _____.

The super-heated rock, ash and gas mixture moving down the side of the volcano shown here is called a/an ___________ ____________.