Задайте вопросы к выделенным словам:
1) The leading geological processes fall into two
contrasted groups.
2) The first group – denudation and deposition – includes
the processes which act on the crust or at or very near its surface….
3) Both groups
of processes operate under the control of gravitation (including attractions
due to the sun and the moon), cooperating with the earth’s bodily movements
– rotation about its axes and revolution around the sun.
4) Each group of processes requires additional source
of energy.
5) The processes of external origin are
specifically maintained by the
radiation of heat from the sun.