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.
The old adage of 8 glasses a day is no longer true. Instead, think about how much you weigh and divide that number in half. That's how many ounces of water you should drink per day. For instance, a person who is 200 pounds, should drink 100 oz. of water per day to be adequately hydrated.