Across
- 3. The twin of almost all the subatomic particles that make up our universe.
- 4. Fusion The process by which two or more small nuclei fuse to make a bigger nucleus
- 7. interaction of electric currents or fields and magnetic fields.
- 9. created by equal but opposite charges that are separated by a short distance
- 11. areas throughout the universe where very little matter exists
- 12. A huge collection of gas, dust, and billions of stars and their solar systems.
- 13. When an object is moving towards us, the light from the object is known as...
- 15. (First Law) Energy can be transformed and transferred, but cannot be destroyed or created.
Down
- 1. the distance light travels in one year
- 2. study of the universe as a totality
- 5. A measure of how hot or cold something is.
- 6. shift of light to a longer wavelength as it moves away
- 8. A continuous rise in the price of goods and services
- 10. SI unit for thermodynamic temperature
- 14. An apparent shift in the position of an object when viewed from different locations