What is energy ?
The ability to do work
Energy can not be __________ and ___________
created, destroyed
Energy can only be ________
changed
What are 2 types of energy sources
Renewable and non-renewable
Renewable energy sources are
Solar, wind, water, biomass, geothermal
Non- Renewable energy sources are
Oil, coal, nuclear, natural gas
What are 2 forms of energy
Potential and kinetic
What is this type of energy?
mechanical
What is this type of energy?
Electrical
What is this type of energy?
Sound
What is these types of energy?
Light, heat
When light hits the surface and bounces off
Reflection
When light changes direction or bends.
Refraction
When light bends and separates.
Diffraction
What is this light?
Laser light
What is this light?
UV light
