Vocabulary
What is the ability to do work?
Energy
Name two resources energy is produced from?
wind, sun, water, fossil fuel
Which material is used to cover electrical wires for safety because it is an insulator of electric energy?
Plastic and rubber
Conductors allows electricity/heat to easily travel through them.
What is a conductor?
What forms of energy does an electric pencil sharpener have?
Electrical
People might use a lamp to help them see, but in many cases, the bulb gets quite warm. The two forms of energy being produced by the lamp are -
light and thermal
What is an open circuit?
A circuit with a break in it. There would be no power to the device
What is a circuit?
Circular path that electricity flow.
What does the battery provide for a circuit?
energy
If Timmy is creating a circuit and tests an eraser in the circuit, will the lightbulb light up. Why or why not? Explain.
It will not. An eraser is an insulator and will not let electricity pass through it.
What is an insulator?
Something that stops or prevents the flow of electricity or heat
Materials that allow electricity to pass through them.
What is a conductor?
Which form of energy is used for drying clothes?
solar energy
The heat from the sun is an example of what form of energy?
solar
List the 3 things that a circuit HAS to have in order to work.
1. Battery or power source
2. Wires
3. load EX: lightbulb
What is electrical energy?
It is the movement of tiny particles called electrons and protons.
A student recorded the amount of time it took for all the water in a puddle on the sidewalk to evaporate. What kind of energy causes water to evaporate?
solar energy
Where does a solar panel get its energy from?
All the devices that use a plug and socket are using what kind of energy?
Electrical