Across
- 2. relating to chemistry, or the interactions of substances as studied in chemistry.
- 4. vibrations that travel through the air or another medium and can be heard when they reach a person's or animal's ear.
- 8. operating by or producing electricity.
- 9. the strength and vitality required for sustained physical or mental activity.
- 11. (of an object or material) able to resume its normal shape spontaneously after contraction, dilatation, or distortion.
- 13. the transfer of kinetic energy from one medium or object to another, or from an energy source to a medium or object
- 14. is a dimensionless quantity representing the amount of matter in a particle or object
- 15. relating to or resulting from motion.
- 16. working or produced by machines or machinery.
Down
- 1. relating to heat.
- 3. spend or use up (a resource such as money, time, or energy).
- 5. the speed of something in a given direction.
- 6. relating to the nucleus of an atom.
- 7. having or showing the capacity to become or develop into something in the future
- 10. relating to movement toward a center of gravity.
- 12. raise levels of physiological or nervous activity in (the body or any biological system).