Fichas
key words
Fichas del conjunto (20)
- 1What is Weathering?The break down of rocks by water, frost and temperature change.
- 2What is Erosion?The gradual destruction of a rock by water, wind or other similar natural things
- 3What is Onion skin weathering?A types of weathering that occurs when the rock is being constantly heated and then cooled.
- 4How does onion skin weathering break down the rock?When the rock is heated it expands and then when it cools it contracts creating cracks in the rocks, which eventually break the rock completely.
- 5What is chemical weathering?This weathering occurs when Chemicals attack the rock causing it to crumble and rot.
- 6Give 2 examples of Chemical weathering.1. Pollution
2. Acid rain - 7What is freeze-thaw weathering?This weathering type happens when water gets into cracks and freezes, making the cracks increase in size.
- 8What is Biological weathering?The weakening of rocks by plants, animals and microbes.
- 9Give an example of Biological weathering.When a seed falls into a crack in a rock and roots develop so a tree grows. as the roots get bigger, so does the crack. after a while the rocks splits as the crack is too big.
- 10What is the swash?The water that goes up the beach.
- 11What is the back-wash?The water that rolls back into the sea.
- 12What is hydraulic action?The pressure of water in rocks that breaks up the rocks.
- 13What is solution?The process of dissolving minerals from rocks.
- 14What is abrasion?When rocks scrape together and create sand.
- 15What is attrition?Chunks of rocks being bashed together and worn away.
- 16What is deposition?The dropping of materials. like when waves deposit sand in a different place to wear it originally was.
- 17What is transportation?When the waves move materials from one place to another.
- 18What is a long shore drift?The movements of sand across a beach. this movement is made by the waves.
- 19What is a spit.A spit is an extended part of the beach caused by the long shore drift attached to the main land at only one end.
- 20What is the prevailing wind?This is the wind that blows up the beach at an angle causing the waves to create a long shore drift.
Información
- Descripción
- key words for weathering erosion and coasts
- Creado por
- maddie Haunch · may 2018
- Actualizado
- 8 may 2018
- Visitas
- 1
- Valoración