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Geo-obj
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Objective answers now ready click the image
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Geo- Answers !
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5a )
i)focus - is the point at which the shock
originates
ii )epicenter- is the point on the earth surface
directly above the focus or where the shock
waves fiest hit the surface
5b )
TABULATE
DIFFERENCE
earthquake
i)it is the result of distrurbance or
movement within and below the earth crust
ii )it occurs below the earth crust
Vulcanicity
i)it is the process by which molten rock or
magma is forced into the earth crust or
surface
ii )it might occur on the earth surface
SIMILARITIES
i)they are both landform features
ii )they are both destrutive occurance
iii )they both spoils and degrades the earth
surface
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(2a)
-It determines a year:The time taken by
the earth to
move around the sun or complete its
orbit is fixed
at 365(1/4)days
-It causes chnage in seasons:Areas like
the west /
Nigeria might have rainy season while
other areas
have dry season while the north or
temperate
region might be in winter or summer
-It causes varying day and night at
different times
of the year.The length of day and night
depend in
the earth and it position with the sun
-It causes changes in the attitude or
height of the
sun result in equinox and solstices
(2b)
-Crust(Lithosphere)
-Mantle(Mesophere)
-Core(Barysphere)
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7a)
-It is a source of food supply
-It is a source of firewood
-It prevents erosion
-It is a source of raw material for index
7b)
-Transportation problem:It is very hard to move
goods and services from one place to another
due to bad weather and others
-It causes soil erosion:Vegetative conver tend to
spoil the land and cause erosion
-High cost of exploitation:There is high cost of
production
-Depletion of natural forest products:It limits
the use of forest products and its cultivation
-Flooding:The vegetative cover when harvested
spoils the land and can lead to flooding
-Disappearance of wildlife:Many wild animals
live in the forest and cannot live on a bare plain
land
7c)
-Improvement of infrastructures like roads
-Planting cover of cover crops
-Curving down and subsidy to the farmers
-Afforestation
-Encouragement of afforestation
7d)
-Renewable resources are natural while non
renewable resources are man made or
artificial
-Renemable resources can be reversed while
non renewable cannot
-Renewable resources cannot be exhausted
while non renewable resources can be
exhausted
3a)
metamorphic rocks are the changed rocks,it is
formed from the pre-existing igneous or
sedimentary rocks which have been changed
as a result of heat and pressure eg
marble,gnesis,schist,graphite.
3b)
i)mountains-are formed when rock are
subjected to contractic or compressond forces
which are chemical,physical or other factors
ii)plateaux-this is formed when rock are
subjected to mass wasting or mass movement
iii)plains-rocks helps to form plains when
sedimentary are bedded or stratified
3c)
i)it serves as sources of fuel
ii)it is used for construction purpose
iii)it is used for ornamental eg marble
iv)it serves as sources of metal
v)it serves as a raw materials for the industries
vi)it serves as source of food nutrient
vii)they help in soil formation
ANSWERS TO ALL THE QUESTIONS NOW
SOLVED..CLICK THE IMAGE BELOW 5X TO VIEW
ALL