Across
- 2. They are really tiny things that build the world around us.
- 4. There like visible light and x- rays but, longer.
- 5. it can also mean a body of water, like a bay or channel.
- 8. That and Protons are found in nucleus atoms.
- 9. Its visible to the human eye and is a form of energy.
- 10. its the study of what is under the surface of the Earth by measuring the vibrations on the Earth's surface
Down
- 1. a type of sound with a frequency bigger than humans can hear.
- 3. Travels at the speed of light. There also particles or waves through space.
- 6. its the science that deals with the study of sound ultrasound and infrasound all mechanical waves in gases liquids and solids.
- 7. there waves of x radiation. There shorter which makes them contain more energy.