Types of energy
kinetic energy
What is the energy transformation when you run?
Chemical potential to Kinetic
Kinetic to Electrical
What type of energy is used when turning a computer on?
Electrical
Can energy be stored? (give an example)
Yes, e.g. in food, fuel, batteries
What is a form of energy stored in food and fuels?
Chemical potential energy
What is the energy transformation when you switch on a fan?
Electrical to kinetic (and sound)
What is the main type of electrical generation in Aotearoa NZ?
Hydropower (about 80%)
What type of energy is given out when a stereo plays?
Sound energy
What units are used for energy?
What type of energy does a rollercoaster have at the top?
Gravitational potential energy
What is the energy transformation when you sing into a microphone?
Sound to Electrical
Name the energy transformation for gas-fired power stations
Chemical potential to Electrical
What type of energy powers a solar panel charging a phone?
Solar energy or Light energy
Where do we get our electricity from? Give one example
hydropower, solar panels, gas or oil fired turbines/power plant, wind turbine, geothermal energy
What is the energy a spring has when stretched?
Elastic potential energy
What is the energy transformation when you turn on your phone?
Battery (stored chemical potential) to Light/Sound/Kinetic
Name the energy transformation for solar panels
Light to Electrical
What type of energy is used when jumping on a trampoline?
What is energy?
The ability to do work OR a force that makes things work
What is the energy stored in the nucleus of an atom?
Nuclear energy
What energy transformation happens in photosynthesis?
Light to Chemical Potential
Name the energy transformation for hydropower?
Gravitational Potential Energy to Electrical
What type of energy is used in a battery in a torch?
Chemical potential energy (battery) becomes light energy
What energies does a stationary car at the top of a hill have?
Fuel - chemical potential energy AND gravitational potential energy