Conversion and Conservation of Energy

123456
Across
  1. 5. takes place when energy changes from one form into another form
  2. 6. transmitted through space in the form of electromagnetic waves; can travel through empty space
Down
  1. 1. the faster the molecules in an object move, the more ______________ the object has
  2. 2. the sum of an object's kinetic energy and potential energy
  3. 3. states that energy cannot be created nor destroyed - it can only change forms
  4. 4. the ratio of useful output energy to total input energy