Show:
It's electrifying!
Let there be light!
Is that a dinosaur?
Energy
Alternative energy
100
this is necessary to make any electrical system work
What is a closed circuit?
100
how light energy travels
What is a straight line?
100
a resource that cannot be replaced
What is a non-renewable resource?
100
the kind of energy we can see
What is light energy
100
this uses energy from the sun to create electricity
What is solar energy?
200
a bulb does not light, a buzzer does not make sounds, a radio will not work if this is present
What is an open circuit?
200
a transparent object that refracts light energy
What is a prism?
200
a resource that is created from the remains of living organisms, heat, and pressure
What is a fossil fuel?
200
the kind of energy we can hear
What is sound energy?
200
this uses the power of moving air to turn turbines turning mechanical energy into electricity
What is wind power?
300
a substance must be this in order to allow the flow of electrical energy
What is a conductor?
300
this happens when light bends as it passes through a two different transparent surfaces
What is refraction?
300
a resource that can easily be replaced
What is a renewable resource?
300
the kind of energy created by movement or position
What is mechanical energy?
300
this uses the power of moving water to turn large turbines turning mechanical energy into electricity
What is hydroelectric energy?
400
a substance is said to be this if it does not freely allow the flow of energy
What is an insulator?
400
this happens when light waves bounce off a shiny or light colored surface
What is reflection?
400
this is formed from the remains of small animals and plants that died and fell to the bottom of an ocean
What is oil?
400
the kind of energy created by particles moving faster
What is thermal energy?
400
this uses the heat below Earth's surface to heat or cool buildings
What is geothermal energy?
500
electrical energy can only flow in an uninterrupted path if there is...
What is a closed circuit?
500
the range of all visible light energy
What is the electromagnetic spectrum?
500
formed from the remains of giant plants that lived in swampy areas
What is coal?
500
the kind of energy created when a negative particle is attracted to a positive particle
What is electrical energy?
500
this uses living organisms or the wastes from living organisms to create energy
What is biofuel?