Answer:
A student writes in a laboratory notebook: I placed a piece of iron in a beaker of water and the iron sank to the bottom of the beaker. -- What the student wrote in the laboratory notebook is an example of a(n) *
Explanation:
A student writes in a laboratory notebook: I placed a piece of iron in a beaker of water and the iron sank to the bottom of the beaker. -- What the student wrote in the laboratory notebook is an example of a(n) *
