Other questions in this quiz

2. how is rhyolite formed?

  • Rapid cooling means no crystals form in glassy layers
  • Flow banding- crystallising parallel to flow. Rapid cooling means no crystals form in glassy layers
  • franja de flujo- cristalizar paralelo a fluir. El enfriamiento rápido significa que no se forman cristales en las capas vítreas

3. what type of rock is formed in the pillow lavas?

  • limestone
  • basalt
  • gabbro
  • dolerite

4. when does an increase in velocity occurs?

  • it occurs with an increase in temperature
  • it occurs with an increase in viscosity

5. what are the characteristics of rhyolite?

  • Darker layers look glassy.
  • Banded darker and lighter bands. Darker layers look glassy.
  • Banded darker and lighter bands
  • En bandas bandas claras y oscuras . capas más oscuras vidriosos .

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