Across
- 2. the throwing back by a body or surface of light heat
- 6. a measure from a ruler
- 8. sliding down a straight line
- 11. a numerical quantity that is not a whole number
- 15. an instrument used for taking angular measurements of altitude in astronomy and navigation, typically consisting of a graduated quarter circle and a sighting mechanism.
- 17. the strength and vitality required for sustained physical or mental activity.
- 18. the space usually measured in degrees
- 19. the meaning of somehting
- 22. the action of thinking about something in a
Down
- 1. the available body of facts or information indicating whether a belief or proposition is true or valid.
- 3. in agreement or harmony.
- 4. ascertain the size amount, or degree of something by using an instrument or device marked in standard units or by comparing it with an object of known size.
- 5. the action or process of moving or being moved.
- 7. a solar panel designed to absorb the sun rays as a source of energy for generating electricity or heating.
- 9. a whole number a number that is not a fraction
- 10. rates a thorough or dramatic change in form or appearance.
- 12. a set of things working together as parts of a mechanism or an interconnecting network.
- 13. a container consisting of one or more cells, in which chemical energy is converted into electricity and used as a source of power.
- 14. study finds little evidence of overt discrimination
- 16. way
- 20. a flat surface that has no thickness and extends foever
- 21. crank a crank that is turned by a person.