Which of the following is an example of mechanical weathering? A
rusting of iron minerals in a rock

B
burrowing animals breaking apart rocks

C
dissolving of rock by acids produced by plants

D
softening of rock minerals as they combine with water

Who gave one of the earliest accounts of the topography and tribes of the great plains?

What was the significance other than the obvious harm to us forces of the terror attack on the uss cole in 2000

Read the following passage. the early mill girls were of different ages. some were not over ten years old; a few were in middle life, but the majority were between the ages of sixteen and twenty-five. the very young girls were called "doffers." they "doffed," or took off, the full bobbins from the spinning frames, and replaced them with empty ones. based on the passage, early mill girls were mostly young. were mostly middle aged. were of a variety of ages. were mostly children.