2025 Iberian Peninsula blackout

High school (ages 12+)
Environment & Earth

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/2025-iberian-peninsula-blackout

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 big is the 2025 Iberian Peninsula blackout?Mainland Portugal and peninsular Spain
2. What is the date of blackout?Monday, April 28, 2025
3. What is the time of outage start?12:33 CEST (11:33 WEST; 10:33 UTC)
4. What happened on April 28, 2025, in Spain and Portugal?A big power outage turned off lights and stopped many services for about ten hours.
5. Why did the lights go out in the Iberian Peninsula?A failure in the European power grid caused a cascading problem that cut 31 gigawatts of electricity.

Iberian Peninsula: A major peninsula in southwestern Europe, comprising Spain, Portugal, Andorra, and Gibraltar, known for its distinct geography and culture.
Blackout: A complete loss of electrical power in a region, typically caused by a failure or overload in the power distribution system.
Gigawatt (GW): A unit of electrical power equal to one billion watts, representing a substantial amount of energy generation or consumption.
European synchronous electricity grid: A vast, interconnected network that synchronizes electricity generation and distribution across most of continental Europe, ensuring stable power supply.