| A | B |
|---|
| biomass | any once living material |
| calorie | heat required to raise liquid water one degree celsius |
| Celsius, Anders | Swedish scientist who invented the temperature scale |
| Celsius scale | metric temperature scale witth 100 degrees |
| chemical compounds | combinations of chemical elements |
| chemical potential energy | stored energy in chemical bonds when elements combine forming coumpounds |
| conducton | transfer of thermal energy from particle to particle most effective in solids |
| convection | transfer of heat in liquid and gases |
| data | information |
| electric energy | the kinetic energy of moving electrons |
| energy | the ability to do work |
| Fahrenheit, Gabriel Daniel | German scientist famous for the temperature scale |
| Fahrenhei scale | temperature scale with 180 degrees |
| fiberglass | durable, nonflammable material made of fine threads of glass |
| fossil fuels | carbon-rich fuels formed from ancient plants and animals |
| friction | force that resists motion between two objects |
| geothermal energy | energy from the heat inside Earth |
| geyser | a natural hot spring that shoots hot water and steam |
| heat | thermal energy traveling from one place to another |
| homeostasis | a delicate balance between many things |
| hydroelectric | electric power obtained by using the kinetic energy of falling water |
| hypothesis | an unproved, temporary explanation |
| insulators | materials which do not transmit thermal energy well |
| kilocalorie | 1,000 calorie |
| kinetic energy | the energy of objects in motion |
| mechanical energy | the energy of moving objects |
| mercury | dense, silvaery, poisonous metallic element |
| nonrenewable | a source that can't be replaced by natural means in less than 30 years |
| nuclear energy | the energy produced by splitting atomsof transuranic elements |
| pacemaker | medical device that helps paitients with heart arrhythmia |
| piston | part of an engine that is moved by expanding gasses |
| potential energy | energy something has because of where it is, it's shape, or its condition |
| radiation | a way of transferring heat by electromagnetic waves |
| renewable | a source that can be replaced by natural means in less than 30 years |
| science | orderly way for finding reliable information about the function of the physical world |
| scientific method | method for testing information about the world |
| temperature | the average thermal energy of particles in matter |
| thermal energy | total internal kinetic and potential energy from motion of particles in matter |
| ultraviolet light | high energy, non visible light |
| vacuum | a space completely empty of matter |
