All answers contain the vowels a,e,i,o,u. In some cases some are duplicated.
I will give the number of letters and the first letter.
-1. Mode of transportation. 10 letters, a
-2. The head of this plant is eaten as a vegetable. 11,c
-3. Receiving instruction at a school. 9,e
4. The action of saving people in a disaster. 10,e e--c--t--n
-5. Money paid for work or service. 12,r
-6. Disorderly conduct. 12,m
-7. A measure to prevent something dangerous. 10,p
-8. A percussion instrument resembling a shallow drum. 10,t
-9. The act of measuring. 11,m
-10. The action of proving or showing something to be true. 14,a