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Types of physical weathering apart from block disintegration include;Granular disintegration Pressure release/unloadingSlakingCrystal growthExfoliationFrost action/Freeze and thaw action
Factors that influence the rate of weathering in rocks include;PlantsAmount of waterSlopeClimateHuman activitiesTectonic movementsNature and weight of weathered materials.
Ways in which animals cause weathering of rocks are;Burrowing animals lead to mechanical weathering by breaking up the rocks through digging.Hooved animals like cattle exert pressure on rocks as they walk on them leading to breaking and disintegration.Animals excrete chemical substances that may come into contact with the rocks and lead to chemical weathering.Decaying animal remains give off organic fluids that may react with the rocks and lead to chemical weathering.
Importance of circumcision to Abraham and his decendants include;It was a sign that God had entered the covenant with Abraham and his decendants.A sign of purityActed as a reminder of the covenant madeIt distinguished those who belong to God as his chosen raceLed to attainment of God's blessingsIt made Abraham to be the father of faith to all nations.