Any aeronaut or passenger who, while in flight over a thickly inhabited area or over a public gathering within this State, shall engage in trick or acrobatic flying or in any acrobatic feat or shall, except while in landing or taking off, fly at such a low level as to endanger the persons on the surface beneath or drop any object except loose water or loose sand ballast shall be guilty of a misdemeanor and punishable by a fine of not more than one hundred dollars, or imprisonment for not more than thirty days, or both.