Concrete and Abstract Nouns Quiz Can you tell the nouns apart? by Catherine McNiff Question 1 (out of 5): In this sentence, boy is the only concrete noun. How many abstract nouns can you find?: The boy, happy once again, felt gratitude well up, and shouted “Thanks!” as he raced away. 1 2 3 none FEN Learning is part of Sandbox Networks, a millennial learning company, reaching hundreds of millions of people across the globe.