The verb in that sentence is jumped.
The verb is jumped because a verb is a word which describes an action. Other verbs are jump, jumps and jumping.
So, "we all jump three feet into the air" would be the present tense of the verb.
volleyball
Capt Joseph Kittinger of the US Air Force jumped from a helium balloon at 102,800 feet. His parachute deployed somewhere around 15,000 feet - roughly the height that skydivers normally jump from.
Ida Wheeler
No, air is a noun.
The verb in the phrase "are you concerned about air pollution" is "are." It is a form of the verb "to be," which serves as a linking verb in this context, connecting the subject "you" to the adjective "concerned."
The word air is both a noun and a verb. Example uses: Noun: Let's take a walk and get some fresh air. Verb: We've scheduled a meeting for the employees to air their grievances.
The plane was on the ground, not flying in the air.
bad clutches
No, it is not. The word "air" can be a noun or a verb.
Air raids is a noun.
Three feet from the ceiling will give a good circulation of air from above the fan. Remember in the summer time the fan blows the air down, in the winter time the fan draws the air up.
The verb phrase in the sentence "The air conditioner is broken in my car" is "is broken." This phrase consists of the auxiliary verb "is" and the past participle "broken," which together indicate the state of the air conditioner.