What must be present on a rock that undergoes frost wedging?(1 point)
Responses
holes around it
holes around it
a crack
a crack
sharp edges
sharp edges
round shape
a crack
how do u know?
Frost wedging occurs when water seeps into the cracks of a rock and freezes, expanding as it turns into ice. This expansion puts pressure on the rock, causing the crack to widen and potentially break apart. Therefore, for frost wedging to occur, there must be a crack present in the rock.
Which is the last stage of physical weathering in rocks? (1 point)
Responses
rock
rock
sand
sand
boulder
boulder
pebble
sand
how do u know
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