Countable Nouns refer to things that CAN be counted, for example: apples, desks, computers, people, papers, bananas, cars etc. We use the expressions "how many(questions/ amount = quantity)", "there is(singular)", "there are(plural)".
- How many papers are there on the wall? There are 4 papers on the wall.
- How many tiles are there on the floor? There are many tiles on the floor.
- Are there many people in this room? No, there aren't. There are only 3 people.
- How many light bulbs are there in this house? There are many.
- How many computers are there in this room? There is only one computer.
Uncountable Nouns refer to things that CANNOT be counted, for example: liquids, bread, air, noise, energy etc. We use the expressions "how much(questions)", "there is". Remember that "how much" is also the espression to ask about price.
- How much fresh air is there in the world? There is much.
- How much air is there in the moon? There is a little.
- How much does this T-shit cost? It's about twenty dollars.
- Is there much noise in the room? Yes, there is.
- Is there much traffic in your neighborhood? No, there isn't.
Thank you very MUCH. And, how many "how muchs" are there in the questions?
Rodrigo Pelegrini Honorato