How is an opinion different from a fact? O An opinion is more credible
O An opinion is a personal view.
O An opinion supports a conclusion.
O An opinion can be proved by sources.

Match the following. match the items in the left column to the items in the right column. 1. correlation spectrometer instrument used to measure ground swelling 2. plume gassy smoke released by a volcano 3. tiltmeter instrument used to measure volcanic gases