Across
- 5. A simple machine consisting of a rigid bar pivoted on a fixed point
- 6. the rate of flow of electric charge
- 7. system operated or moved by a fluid
- 11. a material whose internal electric charges do not flow freely
- 12. no matter or in which the pressure is so low
- 15. an object or type of material that allows the flow of charge
- 17. a measuring device used to measure the electric current in a circuit
- 19. force per unit area
- 20. Something done or produced through exertion
Down
- 1. A strip or wire of metal inserted in an electric circuit
- 2. strength or energy as an attribute of physical action or movement.
- 3. decreasing the concentration of the particles in the air.
- 4. any atom or group of atoms that bears one or more positive or negative electrical charges
- 8. the opposition that a substance offers to the flow of electric current
- 9. a measure of its tendency to cause a body to rotate about a specific point or axis
- 10. a pivot point
- 13. Object being carried, or moved
- 14. the force of gravity on the object
- 16. an electrical component that limits or regulates the flow of electrical current in an electronic circuit
- 18. The degree of compactness of a substance.