Chapter 1
Earth Science
Course: Elementary Education Multiple Subjects 7001
Subject: Elementary Education Science Subtest 7005
Chapter: Life Science
Personal health is a foundational aspect of science education, equipping students with knowledge and habits that directly affect their well-being and development. It includes maintaining a balanced diet, preventing and managing diseases, avoiding harmful substances, and making responsible decisions about physical and mental health. Educators must prepare students to take personal responsibility for their health and recognize how their actions influence not only themselves but also their families and communities.
1. Nutrition and Dietary Habits
Nutrition is the science of how food provides the energy and nutrients the body needs for growth, development, and cellular function. A balanced diet supplies adequate macronutrients (carbohydrates, proteins, fats) and micronutrients (vitamins, minerals), as well as fiber and water.
Carbohydrates provide quick energy and are found in grains, fruits, and vegetables. Proteins are necessary for tissue repair and immune function and are found in meat, dairy, legumes, and nuts. Fats provide long-term energy and support brain development, but saturated and trans fats should be limited. Vitamins and minerals help regulate body functions. For example, vitamin A supports vision, while calcium supports bone strength.