 # Electricity and Magnetism Jeopardy Electric Charge and Force

• Slides: 28 Electricity and Magnetism Jeopardy Electric Charge and Force Current Magnets and Magnetic Fields Series or Parallel? Potpourri 100 100 100 200 200 200 300 300 300 400 400 400 500 500 500 Final Jeopardy Help (1) Save a duplicate of this template. (2) Enter all answers and questions in the normal view. (view/normal) (3) Change the category headings in the normal view (view/normal) (4) View as a slideshow. (5) Use the home red button after each question. ©Norman Herr, 2003 Electric charge and Force -100 • ANSWER: There is a repulsive force between two charged objects when the charges are of a _______ sign. • QUESTION: What is like (same)? Answer Question Electric charge and Force -200 • ANSWER: When a glass rod is rubbed with silk and becomes positively charged, _____ are removed from the rod. • QUESTION: What are electrons? Answer Question Electric charge and Force -300 • ANSWER: When there is an equal amount of positive and negative charges on an object, the object is • QUESTION: What is neutral? Answer Question Electric charge and Force -400 • ANSWER: _____ varies depending on the charge and distance between charged objects. • QUESTION: What is electric force? Answer Question Electric charge and Force -500 • ANSWER: These never cross one another, point away from a positive charge, and point toward a negative charge. • QUESTION: What are electric field lines? Answer Question Current -100 • ANSWER: Current is the rate at which charges move through a • QUESTION: What is conductor? Answer Question Current -200 • ANSWER: The SI unit of resistance is the • QUESTION: What is Ohm (Ω) Answer Question Current -300 • ANSWER: Potential difference is measured in • QUESTION: What are volts? Answer Question Current -400 • ANSWER: Batteries typically have _____ terminals • QUESTION: What is one positive and one negative? Answer Question Current -500 • ANSWER: Potential differences cause electrons to move from the ______ terminal to the _____ terminal. • QUESTION: What is negative to positive? Answer Question Magnets and Magnetic Fields -100 • ANSWER: An example of a naturally occuring magnetic rock. • QUESTION: What is a lodestone? Answer Question Magnets and Magnetic Fields -200 • ANSWER: Unlike magnet poles always _______ each other. • QUESTION: What is attract? Answer Question Magnets and Magnetic Fields -300 • ANSWER: A magnetic field around a current-carrying wire forms _________ around the wire. • QUESTION: What are concentric circles? Answer Question Magnets and Magnetic Fields -400 • ANSWER: The strength of a magnetic field created by current in a wire can be safely increased by _____. • QUESTION: What is wrapping the wire into a coil? Answer Question Magnets and Magnetic Fields -500 • ANSWER: The strength of the magnetic field of a solenoid can be increased by _______ the number of loops in the solenoid. • QUESTION: What is increasing? Answer Question Series or Parallel -100 • ANSWER: More than one path for the current • QUESTION: What is parallel? Answer Question Series or Parallel -200 • ANSWER: Current must go through all resistors. • QUESTION: What is series? Answer Question Series or Parallel -300 • ANSWER: If one resistor burns out, all other resistors will NOT work. • QUESTION: What is series? Answer Question Series or Parallel -400 • ANSWER: Only one path for the current. • QUESTION: What is series? Answer Question Series or Parallel -500 • ANSWER: • QUESTION: What is parallel? Answer Question Potpourri -100 • ANSWER: There is a potential difference of 12 V across a resistor with 0. 25 A if current in it. The resistance of the resistor is • QUESTION: What is 48 Ω? Answer Question Potpourri -200 • ANSWER: A 13 Ω resistor has 0. 050 A of current in it. The potential difference across the resistor is • QUESTION: What is 0. 65 V? Answer Question Potpourri -300 • ANSWER: A lamp is measured to have a resistance of 45 Ω when it operates at a power of 80. 0 W. The current in the lamp is • QUESTION: What is 1. 78 A? Answer Question Potpourri -400 • ANSWER: A microwave draws 5. 0 A when it is connected to a 120 V outlet. If electrical energy cost \$0. 090/k. W. h, the cost of running the microwave for exactly 6 hours is • QUESTION: What is \$0. 32? Answer Question Potpourri -500 • ANSWER: A device that protects a circuit from current overload is called • QUESTION: What is a circuit breaker? Answer Question FINAL JEOPARDY • ANSWER: The unit used to measure force. • QUESTION: What is Newton? Answer Question