Electric Circuits
What is the name of a circuit with only one path for current to flow?
Series Circuit
What is created when an electric current flows through a wire?
A magnetic field
Name a good conductor of electricity.
Copper, Silver, Gold, etc.
What is the main source of energy for solar panels?
Sunlight / Solar Energy
What should you never do with electrical appliances near water?
Touch or use them, risk of electrocution!
What device is used to open or close a circuit?
Switch
What happens when you move a wire through a magnetic field?
It induces an electric current
Name a good insulator of electricity.
Rubber, Plastic, Glass, etc.
What type of renewable energy uses moving water to generate electricity?
Hydropower
What safety device shuts off power when a circuit overloads?
Circuit breaker or fuse
What happens if a circuit has no resistor and too much current flows?
Short Circuit
What is the function of an electric motor?
It converts electrical energy into mechanical motion
Why do power lines use aluminum instead of copper?
Lighter and cheaper, but still a good conductor
What is a major disadvantage of wind energy?
It is inconsistent / depends on wind availability
What should you do before working on an electrical circuit?
Turn off the power!
What is the role of a fuse in an electric circuit?
Protects against excessive current by melting
What device uses electromagnetism to increase or decrease voltage?
A transformer
What happens when an insulator is placed in an electric field?
It resists electron flow but may polarize slightly
What device in a power plant converts mechanical energy into electricity?
Generator
What is the purpose of a ground wire in an electrical system?
Redirects excess electricity safely into the ground
What does a parallel circuit do to voltage across each branch?
Keeps it the same as the power source
Who discovered electromagnetic induction?
Michael Faraday
Who Created this Jeopardy
Omar, Saif, Seif, and Yassin
What is the purpose of a photovoltaic cell?
Converts sunlight into electricity
What is the term for an electrical shock strong enough to stop the heart?
Electrocution