Forces that affect the earth questions | form three Geography

The following are the factors which affect the rate and nature of weathering  except

• block disintegration
• climatic condition
• relief
• vegetation
• nature of the rock

Circular depressions which are formed by glaciations in the highlands are
A caldera
B craters
C cirques
D hanging valleys
E arêtes.

Wadis, Bajada, Buttes and Mesa are examples of __________ features.
A wind erosion and deposition
B glacial erosion and deposition
C wave erosion and deposition
D desert water erosion and deposition
E river erosion and deposition

Which one of the following combinations form chemical weathering?
A Organic acid and weak carbonic acid.
B Temperature change and frost action.
C Exfoliation and carbonation.
D Mud flow and land slides.
E Organic acid and temperature change.

A vertical feature formed out of the solidification of magma within the earth’s crust is called
A phacolith
B sill
C dyke
D lopolith
E lacolith

A coral reef with a circular elliptical shape enclosing a lagoon is called
A fringing reef
B barrier reef
C lagoon
D atoll
E planktons.

A drainage pattern, which looks like a tree with its branches is called
A trellised
B dendritic
C radial
D centripetal
E annular.

The process in which a river renews its erosion in its valley is called
A regime
B rejuvenation
C capture
D cavitation
E abrasion

Explain the formation of barchans and seif dunes.

Testing of nuclear, dynamite and mining explosions are greatly associated to __________ forces.
A endogenic
B exogenic
C artificial
D explosive
E endogenetic