Which of the following events may occur when ir radiation is absorbed? intra-molecular bond angles are changed. more intense ir absorptions occur for those bonds having greater dipole moment changes with bond lengthening in a vibration. vibrational amplitudes of bonds are increased. bonding electrons are promoted to higher energy molecular orbitals. relative electron spins are changed.

The arrival of in the early days of europa’s existence could have formed its ocean. it is likely that the water experienced similar to earth. it is also possible that this water is retained beneath europa’s surface and in its atmosphere due to europa’s . 1.) a. precipitation b. water vapor c. icy debris 2.) a. gravitational compression b. biochemical cycling c. radiogenic heating 3.) a, gravity b. magnetic field c. heat energy for plato