Upload
antonia-mclaughlin
View
214
Download
1
Embed Size (px)
Citation preview
Water Trivia!
• Question 1:
– There is the same amount of water on Earth today as there was 3 billion years ago.
• Fact or Fiction?
• Question 2:
– Of the total world's freshwater supply, one half (1/2) is found underground.
• Fact or Fiction?
• Question 3:
– On average, 18% of Canada's urban population live in municipalities that do not provide sewage treatment.
• Fact or Fiction?
• Question 4:
– What percentage (%) of the human body is water?• A) 25 – 30 %• B) 40 – 50 %• C) 60 – 80 %• D) 90 – 100 %
• Answer:
– C.– Our bodies are made up of about 70% water.
Water makes up about 75% of the brain and 83% of the blood!
• Question 5:
– How much of the world’s fresh water does Canada have?• A) 10 %• B) 20 %• C) 40 %• D) 60 %
• Question 6:
– In North America, how much water does the average person use each day?• A) 0.0 – 5 L• B) 5 – 25 L • C) 50 – 150 L• D) 200 – 800 L
• Question 7:
– How much water does it take to produce a loaf of bread? (for the whole process from growing the wheat to baking the bread)• A) 2 L• B) 10 L• C) 100 L• D) 600 L
• Question 8:
– How much water does a 5 minute shower with a standard shower head use?• A) 20 L• B) 50 L• C) 100 L• D) 200 L
• Question 9:
– What is the single largest water user in the home?• A) Kitchen sink• B) Laundry machine• C) Bathroom sink• D) Toilet
• Answer:
– D.– Repair any toilet tank, bowl or base leaks to
reduce water waste. Install a low-flush toilet, which uses 6 L or less per flush, or place a toilet insert or weighted plastic bottle filled with water in the water tank.
• Question 10:
– How much water does an automated dishwasher use, compared to dishwashing by hand (35 L)?• A) 15 L• B) 35 L• C) 40 L• D) 75 L
Water Facts
• The majority of the Earth’s surface is made up of water.
• Approximately 71 % of the Earth is composed of water, however most of it is in the form of salt water.
• Pure water has no taste, no colour and no smell.
Facts about Canada’s Water Supply
• Canada has about 9% of the world's renewable freshwater supply. (So does China, but more people live in China.)
• Canada probably has more lake area than any other country in the world.
• Canada's glaciers contain more water than the Great Lakes.
• Canada's rivers and lakes contain enough water to flood the country to a depth of more than 2 metres.
Water: Nature’s Magician
• In nature, water exists as a solid (ice), a fluid, and a gas.
• Water is often called the “universal solvent”, because it dissolves many substances.
• Water vapour forms a “global blanket” which helps to maintain the Earth’s temeratures.
So what do People do?• On average, 18% of Canada's urban population live in municipalities that do
not provide sewage treatment.
• Toilets use over 40% more water than needed.
• Many homes lose more water from leaky taps than they need for cooking and drinking.
• Landfills leaking gasoline, leaking septic tanks, accidental spills and pesticides from farm land are a few examples of what enters our groundwater.