Question | Answer |
What are fossil fuels? | Petroleum, natural gas, and coal |
Is petroleum a renewable or nonrenewable resource? | nonrenewable |
What is potential energy? | Energy of position |
What is an example of potential energy? | Water behind a dam (something that isn't doing anything at the moment but could in the future) |
What is kinetic energy? | Energy related to motion |
What is an example of kinetic energy? | Writing on a paper |
What is chemical energy? | Energy stored within bonds in chemical compounds |
What is an example of chemical energy? | Fuel burning |
What happens during chemical energy? | Bonds break and reactant atoms reorganize to form new bonds. |
What is thermal energy? | Heat |
What is an example of thermal energy? | The heat that comes off of a stove when the flame is lit |
What does endothermic mean? | A reaction requiring the absorption of heat |
What does exothermic mean? | The formation of chemical bonds in an energy-releasing process |
Because energy is given off, ______ appears as a _______ | exothermic, product |
Because energy is aborbed, _______ appears as a _______ | endothermic, reactant |
What is the law of conservation of energy? | Energy cannot be created or destroyed, just transfered from one type of form to another. |