energy, It is the ability to cause motion and other changes in matter. , temperature, The measurement of the average kinetic energy of particles in an object. , thermometer, It is used to measure temperature. , conduction, The transfer of heat energy from one object directly into another. , thermal Insulator, A material that does not conduct heat. , convection, It is the process of heat transfer by the bulk movement of molecules within fluids such as gases and liquids, light, A form of energy that can be seen when it interacts with matters. , reflection, It is the bending of light waves as they pass from one material to another. , sound, These are longitudinal waves produced by vibrating bodies. , pitch, It is the highness and lowness of sound. , heat, It is the energy that flows between two objects because of a difference in temperature. , electricity, It is a form of energy that powers most devices which move or operate in response to the electricity flowing through them. , circuit, It is the path through which a current flows. , series, A circuit in which the current must pass through all the electrical devices. , parallel, A circuit in which the electric current passes through two or more branches or connected parts at the same time before it combines again., electromagnet, An electric circuit that produces a magnetic field., ampere, The unit used to measure the amount  of an electrical current., magnetic field, The region around the magnet where its influence is felt. , resistor, A part of circuit that resists the flow of energy used to produce light. , magnetism , It is the force exerted by magnet s when they attract or repel each other..

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