click below
click below
Normal Size Small Size show me how
Light a Bulb Quiz
7th Grade
Question | Answer |
---|---|
1. What attracts the paper pieces to the balloon? | Static Electricity |
_2. _______________ is a good conductor of electricity. | Metal |
3. ________________ conducts electricity. | Copper |
4. An Electrician wears rubber gloves for protection. The purpose of the rubber gloves is to __________________________? | Act as an insulator to protect the electrician from the current. |
5. What is a continuous flow of electrons? | Current |
7. What is a possible reason that the Bulb of on Draco's Circuit is not lit up? | The Circuit is an open circuit |
8. In a short circuit, | electricity is flowing, there is a closed circuit and Electricity does not flow through the bulb |
9. Circuits need a minimum of three basic parts: wires, receivers (loads), and ____________________________________________ | A battery power source |
10. An object can become charged by friction, contact and induction, but it cannot be charged by a | Current |
11. What affects the electric force between two objects? | charge and distance |
12. A force that pushes the current through a circuit | voltage |
13. the amount of charge that flows past a given point per unit of time (standard unit of endearment for a current) | Ampere |
14. friction that impedes flow of current through the circuit | Resistance |
15. Any 2 charged objects exert a force on each other is called a (n) | electric current |
16. Build up of electric charge on an object | static electricty |
17. a material that allows an electric charge to pass through it easily | conductor |
18. a material that does not easily allow a charge to pass through it | insulator |
19. Also called power source. converts energy | battery |
20. ___________________ are not necessary, but nice in a circuit so you can turn things on and off. | Switch |
6. A continuous flow of electrons is a | Current |