Sara poured some sand into a pan. How could Sara best demonstrate wind erosion using this model?
A. Use a spray bottle to moisten the sand with water.
B. Blow into a drinking straw over the sand.
C. Pour a glass of water into the sand.
D. Let a block of ice melt over the sand.

b

Explanation:

reason why is because blowing through a straw demonstrates air so when you blow it against sand or dirt it blows pieces of soil or sand away and in different areas.

lesson summarykaryotypes a genome is the full set of all the genetic information that an organism carries in its dna. chromosomes arebundles of dna and protein found in the nucleus of a eukaryotic cell.