Questions Answers
1. What is food？ Food is any substance we eat that gives us energy to grow， work， play. and keep warm and healthy.
2. Does walking to school take more energy than sleeping in bed？ Why？ Walking to school takes more energy than sleeping in bed because more energy is required to activate the muscles that move the body.
3. Why are you hungry after playing hard？ We tend to be hungry after playing or working hard because these activities use up a lot of energy， which must then be replaced.
4. Why do people like some foods better than others？ Should they eat only foods they like？ People like some foods better than others because they are used to them. Since many diets are lacking in green and yellow vegetables or contain too many sweets， people should try to eat more of the first， whether or not they like them， and less of the latter.
5. Why shsould you not eat too many energy foods？ If you eat too many energy foods such as candy and cake， the fat will be stored in the body and the body will become fat.
6. What kinds of foods give the most energy？ Foods that contain sugar， starch， and fat give the most energy quickly.
7. How do protein foods hlep you？ Protein foods help the body to grow.
8. What does your body need besides energy foods and proteins？ The body needs vitamins and minerals as well as energy and protein foods.
9. What 4 kinds of foods does your body need every day？ The four basic food groups are milk and milk products； fruit and green and yellow vegetables； meat， fish， eggs， dried beans， and nuts； breads， cereals， and grains.
10. Why is water not a food？ Water is not a food because it does not contain nutrients.