Selected MCQ

Current Question
The lithosphere consists of:
  • A. Crust only
  • B. Mantle only
  • C. Crust plus rigid uppermost mantle
  • D. Entire mantle and core
Correct Answer: C
Explanation:
The lithosphere is the rigid outer shell comprising crust and uppermost mantle.
Related Question 1
A system obeying Bose-Einstein statistics consists of particles that are:
  • A. Distinguishable
  • B. Fermions with half-integer spin
  • C. Bosons with integer spin
  • D. Classical particles only
Correct Answer: C
Explanation:
Bosons have integer spin and can occupy the same quantum state.