2.2

• Energy Store


  Potential for a change to happen
• Types of energy stores mentioned


  • Potential
  • Kinetic
  • Elastic
  • Gravitational
  • Chemical
  • Thermal
  • Nuclear
  • Electrostatic
• Examples of energy stores


  • Battery in an iPhone has chemical energy store
  • Ball rolling down a hill has kinetic energy store
  • Ball stationary at the top of a steep hill has gravitational potential energy store
• Law of Conservation of Energy


  Energy can not be created or destroyed but only transferred and stored
• Energy is associated with movement