Across
- 1. is a substance composed of molecules containing two or more elements
- 3. is a substance that resists or stops the flow of eletrons
- 7. is the opposition to free electron flow
- 10. are negatively charged particles that circle in specific orbits around the center or nucleus of the atom.
- 11. is the process of creating electricity in a wire by passing the wire through a magnetic field
- 14. is anything in the universe that occupies space and has mass
- 15. is a substance that allows the flow of free electrons
- 16. is a branch of physics that deals with the interaction of electricity and magnetism
Down
- 2. is a group of two or more atoms joined together
- 4. are particles with no positive or negative charge but still have mass and occupy space
- 5. is the electrical force or pressure that pushes free electrons and causes current
- 6. is a group of one type of atom
- 8. is a microscopic particle that cannot be broken into smaller pieces without losing its properties
- 9. is represented in formulas and diagrams by the letters V or E
- 12. or amperage is the rate of electron flow in a circuit
- 13. these positively charged particles ate located in the nucleus of he atom