1. Phase 2 Experience 1. To perform the measuring, use a container that shows the volume it can hold ( a bottle of soda, or a box of milk) and put it in the sink. Let the water running directly to the container for thirty seconds. Oserve the quantity of water, and multiply it by two. The result will be the water flow spent every minute. VOLUME MEASUREMENTS 2 liters in 30 seconds 8 Cups4 pints2 quarts128 tablespoons 4 liters in 1 minute 16 cups8 pints4 quarts256 tablespoons A- What is the measure of the water flow?

2. b- how much time do you spend while taking a shower. I spend time taking a shower is 7 minutes. c- - How many times a day do you do that? I shower 2 times a day d- How many times a day in a week do you take shower. I shower in a week fourteen times

3. e- Propose two word problems. Carlos Felipe is doing a study of water usage while showering. He finds that in a minute spent 4 liters of water. The showering takes 7 minutes. a) How many liters of water spends the bath? b) If you take 2 showers a day, how many liters of water is wasted? Minuttes liters X= 7X4 1 4 liters ---------- = 28 liters 7 X 1 Carlos Felipe is spent in a shower 28 liters

4. 1 If you take 2 showers a day, how many liters of water is wasted? Shower minutes 7 X 2 = 14 minutes 7 ---------- 2 X 1 Minuttes liters X= 14X28 7 28 liters ---------- = 56 liters 14 X 7 Carlos Felipe spent two 56 liters daily showers

5. 2- In the bathroom, using the toilet is an activity that consumes a lot of water. Every time we flush the toilet we spend between 10 and 15 liters, depending on the capacity of the instrument. Think about the " flushing frequency" along one day. a- How many times do you flush the toilet in 24 hours? I pull the toilet 3 times in 24 hours

6. b- How long does it take to brush your teeth? How much water do you spend? I'm spending 2 minutes to brush my teeth. Minutes liters 1 4 liters 2 x 4 2 X X= -------- = 8 liters spent Carlos Felipe 1

7. d- How long does it take to wash your hands? How much water do you spend? I wash my hands in 2.5 minutes. Minutes Liters 1 4 X = 2,5 x 4 2,5 X ---------- = 10 liters spent Carlos Felipe 1 c- How many times a day you brush your teeth? I brush my teeth 3 times a day.