Across
- 5. the amount of space that a substance or object occupies
- 7. System- used in most of the rest of the industrialized world
- 9. System- a metric system mainly used in the United States
- 10. a measurement that tells us what scale or standard is being used to represent the results of the measurement.
- 11. Units- a system of physical units based on the meter, kilogram, second, etc.
- 12. factor- an arithmetical multiplier for converting a quantity expressed in one set of units into an equivalent expressed in another
- 14. a coherent, typically large body of matter with no definite shape
- 16. one thousandth of a liter
- 18. scale- the Fahrenheit scale of temperature
- 19. (absolute) scale- a scale of temperature with absolute zero as zero, and the triple point of water as exactly 273.16 degrees
- 21. formula- a formula giving the number of atoms of each of the elements present in one molecule of a specific compound
- 24. analysis- analysis using the fact that physical quantities added with each other must be expressed in terms of the same fundamental quantities
- 27. number- 6.0221409e+23
Down
- 1. a metric unit of mass equal to one thousandth of a kilogram
- 2. atomic mass- the sum of the masses of its isotopes
- 3. gravity- the ratio of the density of a substance to the density of a standard, usually water for a liquid or solid, and air for a gas
- 4. off- the rules of rounding numbers on a calculator
- 6. percent- one way representing the concentration of an element in a compound or a component in a mixture
- 7. mass- a physical property defined as the mass of a given substance divided by the amount of substance
- 8. scale- the scale of temperature in which water freezes at 0° and boils at 100° under standard conditions
- 13. Notation- expresses a number as a product of a number between 1 and 10 and the appropriate power of 10
- 15. a metric unit of capacity
- 16. a quantitative observation
- 17. statement- the relationship between two units of measurement
- 20. Figures- each of the digits of a number that are used to express it to the required degree of accuracy
- 22. Mass Unit- a unit of mass used to express atomic and molecular weights
- 23. the SI unit of mass
- 25. formula- a formula giving the proportions of the elements present in a compound but not the actual numbers or arrangement of atoms
- 26. the degree of compactness of a substance