# amount (quantity)

the quantity of a thing is a size or a number

- Computed level: L8 (depth in the emergence graph, not abstraction)
- Status: review  ·  Domain: quantity/numerical  ·  Arena: EmergenceLexicon

## Emergence
**Emerges from:** [size](https://emergencemachine.com/tools/lexicon/what-is-the-meaning-of-size.measurement), [quantity](https://emergencemachine.com/tools/lexicon/what-is-the-meaning-of-quantity.numerical), [number](https://emergencemachine.com/tools/lexicon/what-is-the-meaning-of-number.quantity)

**Through:** size measurement and quantity together make how much of a thing there is

**Novel properties:**
- magnitude of a single entity
- combined size and count
- quantitative extent

## Examples
- The 2020 U.S. Census recorded exactly 331,449,281 residents, defining electoral representation and federal funding. *(institutions)*
- The Large Hadron Collider circulates 2,808 proton bunches, each with about 100 billion particles, per beam. *(physics)*
- Lake Mead held 37 million acre-feet of water in 1937, but dropped to 24 million by 2022 due to drought and demand. *(environment)*

## Used by
- [bid](https://emergencemachine.com/tools/lexicon/what-is-the-meaning-of-bid.offer) (L9)
- [none](https://emergencemachine.com/tools/lexicon/what-is-the-meaning-of-none.quantity) (L9)

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*Canonical: https://emergencemachine.com/tools/lexicon/what-is-the-meaning-of-amount.quantity*  
*Structured data: https://emergencemachine.com/tools/lexicon/what-is-the-meaning-of-amount.quantity.json*  
*Every definition provably resolves to space, time, energy and pattern.*