. Take the water quiz Questions 1. True or false? Sound travels faster through water than air. 2. What is another name for a tidal wave? 3. True or false? The Indian Ocean is the biggest ocean on Earth. 4. The solid state of water is known as what? 5. Can the average human survive without water for a few days or a few weeks? 6. True or false? Pure water is tasteless. 7. Nimbus, cumulus and stratus are types of what? 8. Does water cover more or less than 50% of the Earth's surface? 9. True or false? Water boils at 100 degrees Celsius (212 degrees Fahrenheit). 10. When water is cooled, does it contract or expand? 11. Water freezes at what temperature? 12. What is the chemical formula of water? 13. True or false? The consumption of bottled water has risen significantly over the last few decades. 14. What is the longest river on Earth? 15. True or false? Ice sinks in water. Source: http://www.sciencekids.co.nz/quizzes/water.html Answer Water Quiz Answers 1. True 2. Tsunami 3. False - Pacific Ocean 4. Ice 5. A few days 6. True 7. Clouds 8. More - Around 70% 9. True 10. Expand 11. 0 °C (32 °F) 12. H20 13. True 14. The Nile River 15. False - It floats Source: http://www.sciencekids.co.nz/quizzes/water.html