- Scientists in Egypt created self-cleaning solar panels.
- These panels remove dust and dirt easily.
- Dust makes solar panels less efficient.
- Regular cleaning can be expensive.
- The panels use vibrations to shake off the dust.
- One panel may cost less to keep clean over time.
Difficult words
- panel — A flat surface used in electricity.panels
- dust — Small, tiny pieces of dirt.
- efficient — Working well without wasting energy.
- create — To make something new.created
- clean — Not dirty or marked; pure.cleaning
- vibration — A quick shaking movement.vibrations
- expensive — Costing a lot of money.
Tip: hover, focus or tap highlighted words in the article to see quick definitions while you read or listen.
Discussion questions
- Why do you think self-cleaning panels are important?
- How would dust affect other types of technology?
- Do you believe self-cleaning technology will become more common?
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