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Test your knowledge of electric circuits with a series of questions. Choose the correct answer and earn money. Use lifelines such as Phone a Friend, Ask the Audience, and 50/50 to help you along the way.
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Click the appropriate dollar amount at right to proceed to the question _________________________ _____________________ _____________________ _____________________ ___________________ ___________________ __________________ _________________ _________________ _________________ _________________ ______________ ______________ ______________ ______________ Electricity
Phone A Friend • “OK Contestant…Please select a friend to help you with this one. You have thirty seconds to discuss your options…” Return to the Question
Ask the Audience • “Audience, we need your help on this one…in a moment, we’ll ask you to indicate, by show of hands, your choice for the correct answer…” Return to the Question
50/50 Fifty - Fifty • You’ve asked that two of the wrong answers be eliminated, leaving you with one wrong answer plus the correct one. Return to the Question
Correct Correct! Proceed to Next Question
Incorrect Sorry, That’s Incorrect Return to the Question
When an atom loses electrons, its charge becomes _______. 50/50 neutral positive A B negative negative or positive C D
Which of the following is an example of a conductor? 50/50 rubber glass A B plastic salt water C D
A(n) ___________ keeps the electric charges inside the pathway of a circuit. 50/50 tiger resistor A B insulator conductor C D
Which of the following parts of a circuit acts as a resistor? 50/50 copper wire battery A B light bulb on/off switch C D
How is a parallel circuit different from a series circuit? 50/50 It has more than one pathway It has one pathway A B It provides more electrical energy It provides less electrical energy C D
How can you make an electromagnet stronger? 50/50 Place a plastic bar inside the coils Remove some coils of wire A B Attach some of the coils to a plastic bar inside the coils Add coils of wire C D
A material that has no resistance to electrical current is called this. 50/50 resistor conductor A B superconductor insulator C D
Why does a balloon rubbed on a sweater stick to a wall? 50/50 It attracts the charge of the wall It repels the charge of the wall A B It is equal to the charge of the wall It is greater than the charge of the wall C D
A circuit with more than one resistor on a wire is a ____________ circuit. 50/50 multiple simple A B complex series C D
Which of the following is a way to avoid an electrical shock? 50/50 Pull electric cords out by yanking on them Keep cords away from pools and water A B Wear gloves when moving a downed power line If a radio falls in the tub, turn it off before unplugging it C D
How many resistors does this circuit diagram show? 50/50 4 3 A B 5 1 C D
This is a material through which an electric charge can move easily. An example would be copper. 50/50 resistor insulator A B superconductor conductor C D
This is a material that stops an electrical current. An example would be rubber. 50/50 resistor insulator A B superconductor conductor C D
Besides being made stronger, which of the following can an electromagnet do that a regular magnet cannot do? 50/50 Be turned on and off Have a north and south pole A B Attract magnetic objects Have stronger poles at the ends C D
The main difference between a parallel circuit and a series circuit is __________________ 50/50 Can carry more resistors Has more than one path for electrons A B Can have more batteries Can be used more often C D
