UNIT 1 WEEK 4 VOCABULARY 1. 2. 3. 4. 5. 6. 7. 8. cascaded- something that has fallen or poured down documentation- support of a claim with facts, usually proving proof in writing dynamic- something that is forceful and full of energy exerts- puts energy or power into doing something plummeting- the act of suddenly dropping or falling from a high place pulverize- when you crush something into small pieces scalding- liquid that is extremely hot to touch shards- sharp, pointed pieces of glass, metal, pottery, rock, or other material