Answers

Q1. Antarctica. Australia is the driest inhabited continent on earth.
Q2. 3% is fresh water and only 1% of this is available to humans.
Q3. Approximately 52,000 litres - the equivalent of an average sized domestic swimming pool
Q4. Tomatoes with over 90%, then potatoes at 80% and chickens are made up of 75% water.
Q5. Two x Hydrogen and one x Oxygen atoms = H2O
Q6. 5,320 litres of water
Q7. About 70% - the brain is made up of about 75% water while the blood is about 83%
Q8. Canada. This is 10 times more than for the U.S.A.
Q9. Approximately 1 week but they can live without food for about 1 month
Q10 Water expands by 9% when it freezes.