What can friction due to gravity cause?
smoothing energy heat energy waves erosion sweating an object Energy.
A B C D E F G H
Gravity can exert forces that cause friction in rocks and ice.
friction due to gravity can cause smoothing
What can friction due to gravity cause? (A) smoothing (B) energy (C) heat energy (D) waves (E) erosion (F) sweating (G) an object (H) Energy.