Facts and figures about water H2O and why we can’t live without it a) Read the words in the green box and write them in the boxes. There is one word that you don’t need. gg5y6k 4 blood bones brain muscle toes blood b) Read the texts below and match them with the questions. Draw lines. Yes, there is. 92% of the red liquid that moves around in your body is water. It has got oxygen and many other nutrients that are important. 75% of our brain is water. For example, it is important to protect our eyes, because our head can be hurt easily. Yes, there is. Not only our blood includes water, but also our bones are about 2% water. 65% of our body is made of water. Water works like “oil” inside your body. It helps the bones to move and the muscles not to cramp. 1. Is there water in bones, too? 2. What about your muscles? 3. Is there water in our blood? 4. How does water protect our head? c) Go online and find the correct answers to the questions below. Tick a), b) or c). 1. How much water should an adult drink every day? a) 1 litre b) 2 litres c) 4 litres 2. How much of your body weight is water? a) about 10% b) about 30% c) about 50% 3. How long can you live without water? a) ca. 10 hours b) ca. 40 hours c) ca. 80 hours A B C D 58 7 Unit Water is life fifty-eight Nur zu Prüfzwecken – Eigentum des Verlags öbv
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