what freezes and thaws to cause ice wedging?
h2o dams oxygen clouds carbon rain lake H20
A B C D E F G H
Water is made up of H2O molecules.
cycles of freezing and thawing h2o causes ice wedging
what freezes and thaws to cause ice wedging? (A) h2o (B) dams (C) oxygen (D) clouds (E) carbon (F) rain (G) lake (H) H20