Name: Block: Date: + Science 9: Electric Potential and Voltage Using your textbook pgs 270-274, answer the questions below in full sentences. Electrical Potential Energy and Voltage Vocabulary Battery Volt Voltmeter Kinetic energy Electric Potential energy Potential difference Voltage Electrochemical cells Terminals 1. A is a combination of electrochemical cells connected together (or a single electrochemical cell). 2. are also commonly called batteries or cells 3. The end points of the battery are called 4. is energy a moving object has because of its motion 5. The electrical energy stored in a battery is called - 6. is the amount of electrical potential energy per one coulomb of charge or 7. The unit to measure potential difference is the 8. A device known for measuring the amount of potential difference between two locations of charge separation is called the
Matching Match each term to the correct definition Term_ 1. electrochemical cell 2. potential energy 3. potential difference 4. electrode Definition A. Battery terminal B. Conducts electricity C. Converts chemical energy into electrical energy D. Another name for voltage E. Energy from motion F. Stored energy 5. electrolyte Extend Your Understanding 1. What device uses chemical energy? 2. What is the definition of potential energy? 3. How is kinetic energy different from potential energy? 4. What is the purpose of the voltmeter? 5. Which of the following could be used to measure the amount of potential difference in a circuit? A. Electrode B. Voltmeter C. Electrolyte D. Electroscope 6. What is the unit for measuring potential difference? A. Volt (V) B. Second (s) C. Metre (m) D. Coulomb (C)