Vocabulary
What is stored energy?
Potential Energy
Fill in the blank: _______ energy is transferred to _______ energy.
A lamp plugged into the wall outlet.
Electrical energy is transferred to light energy.
What do you call a flow of electricity?
Electric Current
Where does most of our light energy come from every day?
The sun
Kinetic Energy
Fill in the blank: _______ energy is transferred to _______ energy.
Sun shining on solar panels.
Light energy is transferred to electrical energy.
What do you call a path that an electric current can flow through?
What kind of energy is it called when light energy is transferred to electrical energy?
Solar Power or Solar Energy
What is energy that we can see?
Light Energy
Fill in the blank: _______ energy is transferred to _______ energy.
A fan plugged into the wall outlet.
Electrical energy is transferred to kinetic energy.
When you want to have a flow of electricity to turn a light on, is the circuit opened or closed?
Closed
Can we use the sun's energy when the sun isn't shining?
Yes! Solar energy from the sun can be stored.
This form of energy moves to cooler areas. It heats objects.
Thermal Energy
Fill in the blank: _______ energy in the batteries is transferred to _______ energy.
A flashlight turned on.
Stored energy in the batteries is transferred to light energy.
Stops the flow of an electric current. For example, turning a light on or off.
Answers can vary.
This form of energy can change into forms that can run things in our homes. (example: lights, technology)
Electrical Energy
Fill in the blank: _______ energy is transferred to _______ energy.
A toaster plugged into the wall cooking toast.
Electrical energy is transferred to thermal energy.
Answers can vary.
Watch Ms. Dacey use a hand held generator. Describe how the light energy changes when she spins the handle at different speeds.
The faster Ms. Dacey spun the handle, the more light energy there was because the bulb got brighter.