Energy
Mass is a type of energy: True or False?
False
Light Bulb
Light Energy
All of the energy in the universe already exists and will not change: True or False?
True
Most of the energy on Earth comes from the sun: True or false?
True
For work to be done, energy must be present - true or false?
True
Lawn mower
Kinetic Energy
A skateboarder converts gravitational potential energy into what?
Kinetic energy
Explain why wind turbines might be a better choice for powering a home instead of solar panels?
Wind (kinetic energy) can occur at night
Energy can be measured: True or false?
True
Petrol
Chemical potential energy
Give an example of a transform of energy
appropriate example
When a computer turns on, what is the useful energy?
Electrical energy
Energy can be physically seen: True or False?
False (we can see evidence of it)
The sun
light energy
Give an example of a transfer or energy
appropriate example
State the two forms of wasted energy for hitting a golf ball
Sound and heat
Define Energy:
Energy is the ability to do work
A pot plant
Chemical potential energy
State the law of Conservation of Energy
Energy cannot be created or destroyed
It can only be transferred or transformed
Explain how heat energy is a form of kinetic energy: