An Air Parcel Is Considered $\underline {\text { unstable }}$ When It
A) Either Remains as It Is, or Changes

question 50

Multiple Choice

An air parcel is considered $\underline {\text { unstable }}$ when it

• A) either remains as it is, or changes its initial position.
• B) continues to rise until it reaches an altitude at which the surrounding air has a similar density.
• C) resists displacement upward.
• D) ceases to ascend.

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