Across
- 3. is the capacity for doing work.
- 4. substance that occupies physical space.
- 5. a minute portion of matter.
- 8. the plants create oxygen and energy in form of sugar
- 10. a device that stores chemical energy and converts it to electrical energy.
- 11. is an homogenous mixture of two or more substances
Down
- 1. images of structures inside the body.
- 2. is the lightest element.
- 3. separates elements by electricity
- 6. is the sum of potential and kinetic energy.
- 7. occupation or something that someone does.
- 9. is an element that is a gas at room temperature
