solution/Corrosion
- River water dissolving soluble minerals and carrying them away.
hydraulic Action
- Erosion by the force of river water when it thrusts itself into cracks and joints of rocks on the sides of
the channel dislodging lumps.
- Also by pushing air into the cracks, compressing it increasing pressure which widens the cracks
eventually dislodging lumps.
Abrasion/Corrasion
- Abrasion is scratching of the bed and banks by materials are carried away by the river.
- Corrosion is hurling of rock fragments carried by the river against rocks which weaken and eventually
break them.
Attrition
- Hitting against one another of rock fragments carried by river water breaking one another into smaller
pieces.
Githiari answered the question on October 14, 2017 at 00:07
-
Outline four negative significances of hydrological cycle
(Solved)
Outline four negative significances of hydrological cycle
Date posted:
October 13, 2017
.
Answers (1)
-
Differentiate between condensation and cooling.
(Solved)
Differentiate between condensation and cooling.
Date posted:
October 13, 2017
.
Answers (1)
-
Distinguish between slump and landslide types of mass wasting
(Solved)
Distinguish between slump and landslide types of mass wasting
Date posted:
October 13, 2017
.
Answers (1)
-
Explain three physical factors affecting human settlement.
(Solved)
Explain three physical factors affecting human settlement.
Date posted:
October 13, 2017
.
Answers (1)
-
Give four advantages of a pie chart.
(Solved)
Give four advantages of a pie chart.
Date posted:
October 13, 2017
.
Answers (1)
-
Explain four problems facing forestry in Kenya
(Solved)
Explain four problems facing forestry in Kenya
Date posted:
October 12, 2017
.
Answers (1)
-
State three physical conditions that favour wheat farming in Canada
(Solved)
State three physical conditions that favour wheat farming in Canada
Date posted:
October 12, 2017
.
Answers (1)
-
Name two major areas in Kenya where wheat is grown in large scale
(Solved)
Name two major areas in Kenya where wheat is grown in large scale
Date posted:
October 12, 2017
.
Answers (1)
-
State three reason why it is necessary to preserve historical sites
(Solved)
State three reason why it is necessary to preserve historical sites
Date posted:
October 12, 2017
.
Answers (1)
-
Apart from HIV and AIDs give two other causes of mortality in Kenya
(Solved)
Apart from HIV and AIDs give two other causes of mortality in Kenya
Date posted:
October 12, 2017
.
Answers (1)
-
Give three measures taken by government of Kenya to improve Nomadic Pastoralism
(Solved)
Give three measures taken by government of Kenya to improve Nomadic Pastoralism
Date posted:
October 12, 2017
.
Answers (1)
-
Identify two communities which practice nomadic pastoralism in Africa
(Solved)
Identify two communities which practice nomadic pastoralism in Africa
Date posted:
October 12, 2017
.
Answers (1)
-
Gives three characteristics of the cottage industries
(Solved)
Gives three characteristics of the cottage industries
Date posted:
October 12, 2017
.
Answers (1)
-
state two reasons why some industries are located near a source of raw material
(Solved)
state two reasons why some industries are located near a source of raw material
Date posted:
October 12, 2017
.
Answers (1)
-
Give three cultural factors that have led to large families in Africa
(Solved)
Give three cultural factors that have led to large families in Africa
Date posted:
October 12, 2017
.
Answers (1)
-
List three constituents of the soil
(Solved)
List three constituents of the soil
Date posted:
October 12, 2017
.
Answers (1)
-
Explain four significance of desert features to human activities
(Solved)
Explain four significance of desert features to human activities
Date posted:
October 12, 2017
.
Answers (1)
-
Give six causes of river rejuvenation
(Solved)
Highlight six causes of river rejuvenation
Date posted:
October 12, 2017
.
Answers (1)
-
Give three characteristics of a pediment
(Solved)
Give three characteristics of a pediment
Date posted:
October 12, 2017
.
Answers (1)
-
Name one cold desert in America
(Solved)
Name one cold desert in America
Date posted:
October 12, 2017
.
Answers (1)