space medium True/False

Tidal flexing drives geological activity on Io and Enceladus despite their small sizes.

  1. True
  2. False

Answer: True

Orbital resonances maintain eccentricities causing periodic tidal deformation; dissipated energy powers Io's volcanism and Enceladus's cryovolcanism.

Topic Solar System - Tidal Heating
Exam Relevance SSC CGL, UPSC Prelims
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