Science Crossword

7. anything that has mass and takes up space and is everything around you
9. Transfer of energy through a medium (for example, heat or electricity through metal) without any apparent change in the medium
11. water held underground in the soil or in pores and crevices in rock
15. are changes affecting the form of a chemical substance, but not its chemical composition
16. the process where plants absorb water through the roots and then give off water vapor through pores in their leaves
18. the process of a substance in a liquid state changing to a gaseous state due to an increase in temperature and/or pressure

1. the movement caused within a fluid by the tendency of hotter and therefore less dense material to rise, and colder, denser material to sink under the influence of gravity, which consequently results in transfer of heat
2. vapor the gaseous phase of water
3. the conversion of a vapor or gas to a liquid
4. is water, from rain, snowmelt, or other sources, that flows over the land surface, and is a major component of the water cycle
5. relating to, measuring, or measured by the quality of something rather than its quantity
6. of, relating to, or resulting from living things, especially in their ecological relations
8. physical rather than biological; not derived from living organisms
10. any change that results in the formation of new chemical substances
12. rain, snow, sleet, or hail that falls to the ground
13. relating to, measuring, or measured by the quantity of something rather than its quality
14. a method of heat transfer that does not rely upon any contact between the heat source and the heated object as is the case with conduction and convection
17. the cycle of processes by which water circulates between the earth's oceans, atmosphere, and land, involving precipitation as rain and snow, drainage in streams and rivers, and return to the atmosphere by evaporation and transpiration