Extension cord

High school (ages 12+)
Science & Technology

Name:

Date:

Step 1 · Read the article

Open the article and read it at the level above. Then answer the questions below in your own words.

https://smallwhale.org/articles/extension-cord

Write what each word means, using the article.

Do not copy the article. Write two things you learned, the way you would explain them to a friend.

Answers below are taken from the article’s stored facts, so they match what the student read.

1. How long is Extension cord?91.44 meters (300 feet)
2. What is the in use since at least?1925
3. What is the key design components?Flexible electrical power cable, male plug, and one or more female sockets
4. Why do we need extension cords?They let you use lamps, toys, or tools even when the nearest outlet is too far. This makes rooms and workspaces more flexible and convenient.
5. How does an extension cord work?Inside the cord are copper wires that carry electricity. The wires are wrapped in an insulating jacket so the power stays safe and can travel to the device.

Amperage: A measure of the rate of electrical current flow, indicating how much electricity is being used.
Gauge: A measurement of the thickness of the wire inside the cord, affecting its current-carrying capacity.
Grounding: A safety feature that provides an alternative path for electricity to flow to the earth in case of a fault.