Rocks are made up of

  • soil
  • core
  • mantle
  • crust

Examples of rocks includes

  • granite
  • marble
  • sandstone
  • all of them

Sedimentary rocks includes

  • shale
  • sandstone
  • conglomerate
  • all of them

The chemical or physical process by which rock exposed to the weather undergo changes in character and breakdown is called

  • erosion
  • weathering
  • land sliding
  • earth quake

The hazard of mountain climbing is

  • weathering
  • snow fall
  • rock falls
  • erosion

Water in freezing form may break the rocks in to pieces by force of

  • reduction
  • evaporation
  • expansion
  • condensation

With the passage of time the transported sediments become

  • smoother
  • smaller
  • rounder
  • all of them

The dead remains of animals and plants also accumulate to form

  • coal
  • natural oil
  • diamond
  • sedimentary layer

Weathering of rocks is affected by

  • rain
  • temperature
  • both a and b
  • erosion
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