Two identical blocks, one at 20 °C and one at 60 °C. The block with greater internal energy is:

  1. impossible to say even though they are identical
  2. the block at 60 °C
  3. the block at 20 °C
  4. they are equal
Answer

B) the block at 60 °C

Same material and mass: higher temperature, more internal energy. SLO P-11-C-12 · Understanding

Physics MCQ · More Kinetic Theory and First Law of Thermodynamics MCQs · Practise