You can purchase our books and products through these links on Amazon: Chemistry Lab: https://amzn.to/3Dz7yCb SciTruco: https://amzn.to/3SQ5A6N The Big Book of Chemistry from the World Manual: https://amzn.to/3FXrv7H The Big Book of Science from the World Manual: https://amzn.to/3EAiG20 The Big Book of History from the World Manual: https://amzn.to/3nROw43 The Big Book of Math from the World Manual: https://amzn.to/3SwzoWl Wilderness Survival Guide: https://amzn.to/3I247YR Outdoor Experiments with the World Manual: https://amzn.to/3ArzHc9 Cruel Doubt: https://amzn.to/3EBjVh5 Cruel Doubt 2: https://amzn.to/48gfsyK World Manual: 50 Experiments to Do at Home: https://amzn.to/3Cu8fLh Draw 50 Animals with the World Manual: https://amzn.to/39mKSXO Almanac: https://amzn.to/2Z4negz My Math Activity Book: https://amzn.to/2VZUh4q My Human Body Activity Book: https://amzn.to/3tTOWrG My First Activity Book: https://amzn.to/3lKP1KE Fun Things to Find and Color Book: https://amzn.to/2XFQOso First Steps to Writing Letters and Numbers: https://amzn.to/2VU1umm Handwriting for Kids: Cursive Writing: https://amzn.to/3nRUmT1 Puzzle Play Planet Earth 214 Pieces - World Manual: https://amzn.to/3tVmjKM Puzzle Play Dinosaurs 100 Pieces Lens Magic: https://amzn.to/3nRbIQi Handwriting for kids: print letters: https://amzn.to/3nQcqgp Have you ever wondered why wet things get darker? In this video, we explain what happens to light when it hits a dry or wet surface, and how water changes the way light is reflected or absorbed. Watch until the end and find out the answer to this curiosity! Be a member of this channel and get benefits: / @manualdomundo ► Subscribe: https://youtube.com/user/iberethenori... ► Cortes channel: / @cortesdomanualdomundo SOCIAL MEDIA Instagram: / manualdomundo TikTok: / manualdomundo Facebook: / manualdomundo Instagram Mari: / amarifulfaro Twitter Iberê: / iberethenorio Questions and suggestions: [email protected] Press and invitations: [email protected] Business: [email protected] Press and invitations: [email protected] CREDITS Direction and presentation: Iberê Thenório Executive direction: Mari Fulfaro Content direction: Fernando A. Souza Production direction: Tiago César Silva Editing coordination: Thaís Paneto Script: Sávio Ladeira Production: Daniel Pedroso Camera: André Jesus Editing and finalization of images: Juan Felipe Mariano Assistant edition: Fernando Pasquarelli Copyright© 2023 Manual do Mundo®. All rights reserved.