Lesson 6.1 Key Term Crossword

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1 The smallest part of a compound that is 1 An instrument for measuring the properties made of individual atoms. of an electrical circuit. 4 Anything that occupies space. 2 A material that is both a conductor and an 9 A device used to convert chemical energy insulator. into electric energy. A group of voltaic cells 3 A flow of electric charge. connected together in a series or parallel 5 A unit of measure of the rate of current flow. connection. One ampere equals one coulomb per 11 A negatively charged particle. second. 13 The simplest form of matter. 6 The continuous flow through a component or 14 An uncharged atomic particle. an entire circuit. 19 A positively charged atomic particle. 7 An object that is surrounded by a magnetic 21 The opposition of current flow. field and that has the property, either natural 23 Strips or bars of metal insulated from each or induced, of attracting iron or steel. other and arranged around one end of an 8 The effort behind the movement of armature. electrons. 24 An electrical path between two points. 10 A device used to convert mechanical energy 25 The outermost ring of electrons in an atom. into electrical energy. 26 A device used to convert electric energy into 12 Electrons flow from a negative point to a mechanical energy. positive point. 27 An accumulation of electric charge on an 13 Magnet created by passing a current insulated body. through a coil of wire. 15 The center portion of an atom containing the protons and neutrons. 16 The atomic number is equal to the number of protons (positively charged particles) in the nucleus of an atom. 17 A material used to electrically isolate two conductive surfaces. 18 Current that does not reverse its direction of flow. 20 The smallest part of an element that contains all of the properties of that element. 22 A device or material that permits current to flow through it easily.

Project Lead The Way, Inc. Copyright 2010 GTT – Unit – Lesson 6.1 Key Term Crossword – Page 2 Key Terms Bank: Ampere (A) Anode Armature Atom Atomic Number Battery Cathode Circuit Commutator Conductor Continuity Coulomb Current Direct Current (DC) Electromagnet Electron Electron Theory Element Field Magnet Generator Insulator LED Magnet Matter Molecule Motor Multimeter Neutron Nucleus Proton Resistance (R) Semiconductors Static Electricity Valence Electrons Voltage