Fossils
What type of fossilization occurs when a footprint is preserved in the ground?
What is the ending of a life group called?
Extinction
What type of volcano is flat and is the most common volcano on earth?
Shield Volcano
What type of volcano is resting, but could still erupt?
Dormant
Princess Fiona is married to...
Shrek
What type of rock are fossils most commonly found?
Sedimentary rock
Precambrian Time
When lava cools and it hardens, what type of rock does it form?
Igneous
Who slapped Chris Rock?
Will Smith
When a sticky substance from plants captures and preserves an organism, it is called...
Fossil Resin
What fossilization process leaves behind a dark film on sedimentary rock?
Carbonization
What time period are we in right now?
Cenozoic Era
The Ring of Fire
What type of volcano spills thick lava which cools and piles around the vent?
Lava Dome
Special fossils that indicate the boundaries of geological time are called...
Index Fossils
What is uplift?
It is the vertical elevation of earth's surface in response to natural causes.
Dinosaurs, small mammals, and birds are found in what era?
Mesozoic Era
What is a horizontal intrusion called?
A sill
What time period did Pangaea appear?
The weak point in the Earth's crust where hot magma rises and reaches the earth's surface is called the ____
Main Vent
What are the three requirements for an organism to become a fossil?
Low temperature
Low pressure
Buried quickly
Name two characterizes of index fossils?
They are abundant and found in one layer.
Explain how an island arc is formed.
The less dense oceanic crust melts. The melted crust works to the surface, forming the volcanic island arc.
When an imprint in sediment fills with minerals and groundwater, it becomes a cast fossil.
What happens when a continental plate collides with an oceanic plate?
The less dense oceanic plate goes under the continental plate creating a subduction zone. Through heat and pressure the oceanic plate melts. It works it's way to the surface, creating volcanoes.