Simple machines are used to make __________ seem easier.
What is work?
100
Energy from the sun.
What is solar?
100
Potential energy is ____________ energy.
What is stored or waiting?
100
Kinetic energy is ____________ energy.
What is moving?
100
Energy can never be ___________ or _______________.
What is created or destroyed?
200
A ___________ has a wheel and axle with a rope or cord attached to it. Window blinds are an example.
What is a pulley?
200
Heat energy
What is thermal?
200
Energy stored in a battery.
What is chemical?
200
Energy from the movement of electrons in a circuit.
What is electrical?
200
Describe the transformation:
Ice cream to a person riding a bike.
What is chemical to mechanical?
300
An __________________ is a machine that you can roll or slide something up, aka a ramp.
What is inclined plane?
300
Energy used to power your house.
What is electrical?
300
Energy stored in a position to fall.
What is gravitational?
300
Energy from movement of vibrations.
What is sound?
300
Describe the transformation:
The sun to a plant.
What is radiant to chemical?
400
The __________ pulleys you have, the easier the work is to do.
What is more?
400
Energy found in the breakfast you ate this morning.
What is chemical?
400
Energy stored in atomic bonds.
What is nuclear?
400
Energy from the movement of heat.
What is thermal?
400
Describe the transformation:
Steam in a power plant causes a turbine to spin. The spinning turbine is attached to a generator. Wires connect the power plant to your home.
What is thermal to mechanical to electrical?
500
The _____________ the inclined plane, the easier the work is to do.
What is longer?
500
Energy from moving water.
What is hydroelectric?
500
Energy stored in rubber bands or bungee cords.
What is elastic?
500
Energy from the movement of light.
What is radiant?
500
A windmill or machine in a hydroelectric plant that changes mechanical energy into electricity.