Quick quiz

Sunglasses

4 questions · click an answer to see how you did.

1. 1. What were the first sunglasses in China made from?

   💡 Think about what people used long ago, before plastic was invented.

   Smoky quartz Plastic Metal Polycarbonate

2. 2. What are two main jobs of sunglasses?

   💡 One job is about safety, the other is about style.

   Protecting your eyes and making you look cool Helping you see in the dark and keeping your face warm Making you run faster and jump higher Helping you read small print and see far away

3. 3. What do modern sunglasses often have to block harmful rays?

   💡 These coatings help protect your eyes from the sun's invisible rays.

   UV-blocking coatings Extra thick glass Colorful frames Tiny mirrors

4. 4. Look closely at the page: What did judges in ancient China use sunglasses for?

   💡 Think about why a judge might want to hide their face in court.

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