1) What is voltage ? a) The speed of electrons in a wire b) The energy difference between two electric points c) The number of electrons in an atom d) The force that pulls magnets together 2) What is electricity ? a) The weight of a battery b) The color of electric wires c) The flow of electric charge d) The heat from the sun 3) What is a electric curent ? a) The flow of electric charge through a conductor b) The sound made by a motor c) The brightness of a lightbulb d) The pressure in a wire 4) What is energy ? a) The shape of an object b) The color of light c) The ability to do work d) The weight of a material 5) what is light ? a) A) A type of sound b) A flow of water c) A solid object d) A form of energy that travels in waves

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