The reason behind the drifting away of continents is :

  • volcanic eruptions
  • tectonic activities
  • folding and faulting of rocks
  • All of the above
  • tectonic activities

P Waves can pass through ____ ?

  • crust and core only
  • liquids and gases only
  • solids, gases, and liquids
  • none of the above
  • solids, gases, and liquids