Energy
by KEZIA PRANATA .
1. wood
1.1. using wood to start a fire
1.1.1. chemical potential energy to heat and light energy
2. forms
2.1. kinetic energy
2.2. heat energy
2.3. hydroelectric energy
2.4. light energy
2.5. wind energy
2.6. chemical potential energy
2.6.1. Energy stored in substances, such as, food and fuels
2.7. gravitational potential energy
2.7.1. Energy stored when an object is lifted above the surface of the Earth. The higher the object, the greater its gravitational potential energy