Answer:
90m
Explanation:
Distance is not a vector but a scalar quantity. depicted by a quantity only.
hence:
Distance is equal to 30+40+20 = 90 m
Answer:
Leading your people into the right direction, and always knowing what is best for you and your people.
Explanation:
Answer:
Explanation:
chemical kinetic
electric potenitial
Electromagnetic (light, x Ray's, microwaves, etc) kinetic
Gravitational potential
heat kinetic
Movement of mass kentic
organisms and water
Explanation:
Organisms and water contribute to both chemical and mechanical weathering . A form of weathering known as biological weathering is a derivative of both chemical and physical weathering.
- Weathering is the physical disintegration and chemical decomposition of rocks to form sediments and soils.
- Organisms are pivotal to both physical disintegration of rocks through their activities.
- Through their metabolic activities, they also releases chemicals that are used for chemical weathering of rocks.
Water is essential for weathering. It is used in alternate freezing and thawing, a mechanical weathering process to break down rocks.
It is used in rock hydrolysis for chemical weathering.
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