(1). Which of these is an agent of chemical weathering?(1 point)
Responses
iron
acid rain
iron oxide
copper patina
(2). Which type of weathering is responsible for the green patina that forms on the copper skin of the Statue of Liberty?(1 point)
carbonization
hydrolysis
dissolution
oxidation
(3). Which action describes chemical weathering?(1 point)
Responses
water cutting downward to deepen a river channel
water freezing and thawing to widen cracks in rock
water carving out a limestone cave
water depositing beach sand
(1). acid rain
(2). oxidation
(3). water depositing beach sand