Rocks and sand particles on beaches become rounded rapidly because _______ .
A) waves roll loose material up and down the beach, abrading it to produce rounded grains
B) beach sand is mostly calcium carbonate from reefs and so gets rounded easily
C) rip currents move the sand offshore rapidly, abrading the fragments
D) There is nothing particularly prominent in beaches that produces more rounding than other sedimentary processes.

Question

Quizplus · Accepted Answer

Waves rolling loose material up and down the beach cause abrasion that rounds the grains.

Rocks and Sand Particles on Beaches Become Rounded Rapidly Because