Energy - ANSThe ability to do work
Work - ANSWhen something is moved
Law of the conservation of energy - ANSEnergy cannot be created nor destroyed but only
transferred within a system
Energy sources - ANSSun
Wind
Fuel-fossil fuels wood food
Water
Sun as an energy source - ANSPlants use solar energy for photosynthesis. Herbivores
consume the plants or we do so .
Wind as an energy source - ANSMoves boats with sails. Wind turbines can generate electricity
or pump water.
Water as an energy source - ANSMoving water can turn turbines which can generate electricity
or grind in a mill.
Fuels - ANSFossil fuels-oil coal natural gas
Wood and food
Non renewable - ANSCannot be remade or cannot be replaced fast enough
Renewable - ANSLimitless amounts and can be remade quick enough
Types of energy - ANSHeat,electrical,kinetic,potential,light,sound,chemical and elastic
Potential energy - ANSGravitational
Positional
Chemical
Elastic
Kinetic energy - ANSMovement
Elastic energy - ANSTension
Electrical energy - ANSElectrons