1 Flashcards
(26 cards)
What is the definition of inclined strata?
Inclined strata refer to layers of sedimentary rock that are tilted at an angle to the horizontal.
True or False: Inclined strata can influence the topography of an area.
True
Fill in the blank: The angle of inclination of strata is known as the _____.
dip
What is the term for the direction in which inclined strata slope?
strike
Multiple Choice: Which of the following is NOT a type of topographic feature associated with inclined strata? A) Ridges B) Valleys C) Lakes D) Escarpments
C) Lakes
What geological process often leads to the formation of inclined strata?
Tectonic activity
True or False: Inclined strata can create natural barriers such as cliffs.
True
What topographic feature is typically formed at the intersection of inclined strata and horizontal layers?
Angular unconformity
Fill in the blank: The _____ of inclined strata varies depending on geological history and tectonic forces.
angle of dip
Multiple Choice: Which of the following is a common effect of erosion on inclined strata? A) Increased stability B) Formation of valleys C) Reduction of dip angle D) None of the above
B) Formation of valleys
What is a common method for measuring the dip of inclined strata?
Using a clinometer
True or False: Inclined strata can be found in both sedimentary and metamorphic rocks.
True
What is the term for the layers of rock that are deposited over time and can become inclined?
Strata
Fill in the blank: The _____ of inclined strata can affect water drainage patterns in an area.
orientation
Multiple Choice: Which feature is often formed by the erosion of inclined strata? A) Plateau B) Canyon C) Hill D) All of the above
D) All of the above
What is the significance of studying the topography of inclined strata in geology?
It helps understand the geological history and processes of an area.
True or False: The topography associated with inclined strata is static and does not change over time.
False
What type of mapping is essential for analyzing the topography of inclined strata?
Geological mapping
Fill in the blank: The _____ of a hill can be influenced by the angle of dip of the underlying strata.
steepness
Multiple Choice: Which of the following best describes the term ‘fault’? A) A crack in the Earth’s crust B) A type of rock C) A method of erosion D) A type of sediment
A) A crack in the Earth’s crust
What geological feature can form when two inclined strata meet at a fault line?
Fault scarp
True or False: Inclined strata can create natural resources such as coal and oil deposits.
True
What is the role of weathering in the topography of inclined strata?
Weathering breaks down rocks, influencing the shape and features of the landscape.
Fill in the blank: The _____ can provide clues about the history of inclined strata.
fossils