Glacial abrasion leaves _______________line ar scratches, grooves, and gougeswhere sharp-edged rocks scrape across bedrock.
Fill in the blank(s) with correct word
Question 2
Before becoming glacial ice, compact granular snow melts and refreezes into the substance called _______________, with a density of about 0.5 grams per cubic centimeter.
Fill in the blank(s) with correct word