Earth History Unit Flashcard

Front

What is permineralization?

Back

Permineralization is a process where the bones of organisms are replaced with minerals, preserving their structure.

Front

What can happen after a lot of rainfall or an earthquake?

Back

Landslides can occur after heavy rainfall or earthquakes.

Front

What happens when two tectonic plates slide past each other?

Back

An earthquake occurs when two tectonic plates slide past each other.

Front

What does it mean if wooly mammoth and T-rex fossils are never found in the same age rock?

Back

It means that wooly mammoths and T-rex lived in different geological time periods.

Front

How long did it take to create Bryce Canyon?

Back

Bryce Canyon was formed over a long period of time through weathering and erosion.

Front

What is erosion?

Back

Erosion is the process by which soil and rock are removed from the Earth's surface by natural processes such as wind or water.

Front

What is a fossil?

Back

A fossil is the preserved remains or traces of a once-living organism, often found in sedimentary rock.

Front

What is a geological time period?

Back

A geological time period is a segment of time in Earth's history defined by significant geological or paleontological events.

Front

What is a landslide?

Back

A landslide is the movement of rock, earth, or debris down a slope, often triggered by heavy rain or earthquakes.

Front

What is the difference between a volcano and an earthquake?

Back

A volcano is an opening in the Earth's crust that allows molten rock, ash, and gases to escape, while an earthquake is the shaking of the Earth's surface caused by the movement of tectonic plates.