Rock Types
What type of rock forms from cooled magma?
Igneous
What type of volcano has gentle slopes and erupts quietly?
Shield
Iron oxide weakens and crumbles rock
Oxidation
What are the preserved remains or traces of ancient organisms called?
Fossils
Lithosphere
Which type of rock is formed from layers of Minerals?
Sedimentary
How many types of volcanoes?
3
Two forms of weathering, known as
Mechanical and chemical
What is the process of fossils turning into rock called?
Petrification
Two forms of crust
Continental and Oceanic
How is metamorphic rock formed?
Heat and pressure
What is the molten rock called before it erupts from a volcano?
Magma
Large deposits of sediments at the opening of rivers into oceans
Delta
What is the study of fossils called?
Paleontology
Which plate has Melted rock enter the surface and form new crust
Divergent
What is the hardest type of Mineral?
Diamond
Where are volcanoes most commonly found?
Plate Boundaries
Soils are made up of
Horizons
Age of the dinosaur
Mesozoic era
When a plate subducts under another, it forms what?
Oceanic Trench
Rock being turned into other rock by natural forces
Rock Cycle
What is the opening at the top of a volcano called?
Crater
Three major processes that contribute to weathering
Wind, air, water
Fossilized evidence of an organism's activity (e.g., footprints, nest).
Trace Fossil
What occurs when rocks around plates are under pressure and lock together?
Earthquake