What is radiant energy?
Radiant energy is created through electromagnetic waves. A major source of it is in the sun.
What is a renewable energy source?
Renewable energy source is something that can be used more than once.
What is Energy?
Energy is the ability to do work.
Chemical
What is mechanical energy?
Mechanical energy comes from objects when they move. Wind is a source of this form of energy.
What is an example of a renewable energy source?
The sun.
Light bulbs produce two types of energy. What are they?
Thermal and radiant energy
______ energy is energy at work.
Kinetic
What is electrical energy?
Electrical energy is the movement of electrons through a conductor.
What is a non-renewable energy source?
It is something that can only be used once.
Rico feels a "zap" when he takes his socks from the dryer. Explain why. What form of energy is this?
The zap is caused by static electricity. Static electricity happens when an object is charged with electrons, like when clothes stick together about being in the dryer.
What is chemical energy?
Chemical is the energy released through a chemical reaction.
What is an example of a non-renewable energy source?
Coal, oil, natural gas
What sector consumes the most energy?
Industrial
What is nuclear energy?
Nuclear energy is the energy that comes from splitting an atom.
Why do most people today prefer to use LED lights rather than older light bulbs?
Older light bulbs used more heat energy, so the heat energy is wasted. LED lights generate less heat and are more energy efficient.
Name 3 fossil fuels.
Gas, petroleum, coal