lesson 1 : what causes weather lesson 2:what conditions affect the water cycle lesson3:how can patterns in weather be observed vocabular preview lesson 1, 2 and 3. atmosphere. the blanket of air surrounding earth.
- If you work in an airconditioned environment and follow a sedentary lifestyle, do not drink more than 2 to 2.5 litres of water per day. - For moderate workers, for instance salespersons, it is important to drink around three litres of water.
Another method you can use to determine how much water you should drink each day is by dividing your weight in pounds by two, according to the Public Broadcasting System. The resulting number is the amount of water in ounces you should drink each day. If you weigh 150 pounds, you should consume at least 75 ounces of water per day. This is a little over nine cups of water daily.