Flashcards
Fold Terms
Cards in this deck (18)
- 1What type of forces create folds?Compressive
- 2What is the name of this type of fold?Anticline
- 3What is the name of this type of fold?Syncline
- 4What is the upward point of a fold called (A)?Crest
- 5What is the downward part of a fold called (B)?Trough
- 6What is the name for the rocks between the top and bottom of a fold (red)?Limb
- 7What is the angle from the horizontal called (blue)?Dip
- 8The horizontal line found 90 degrees from the maximum dip is called...Strike
- 9The imaginary line through the centre of a fold is called the...Fold Axis
(Fold Axes - Plural)
- 10Folds with limbs dipping at the same angle described as...Symmetrical
- 11Folds with limbs dipping at different angles are described as...Asymmetrical
- 12When one limb gets turned over, the fold is called an...Overfold
- 13Folds with steeply dipping limbs are described as...Angular
- 14Folds with a gradual change in dip at the crest/trough are described as...Rounded
- 15Folds with steeply dipping limbs are described as...Tight
- 16Folds with gently dipping limbs are described as...Open
- 17The oldest rocks in an anticline are...In the centre.
- 18The oldest rocks in a syncline are ...On the edges.
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- GCSE Geology (Deformation) Flashcards on Fold Terms, created by Mr Francis on 19/10/2014.
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- Mr Francis
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