food nutrition

2. substance – is matter in which all the basic units are the same; either elements or compounds; elements important for good health
4. Compound - are made up of minerals your body needs – table salt, water, magnesium
6. – one kind of atom; food processing can strip some foods of these vital elements – iron, calcium, potassium
7. – are substances that are put together but not chemically combines ex. Milk has calcium and salt
10. Bonds – Electrons are transferred from one atom to another and it causes both atoms to have a charge
11. – is the study of the makeup, structure, and properties of substances and the changes that occur to them.
12. Bonds – Is formed when atoms share one or more pairs of electrons

1. Compound - contain hydrogen and oxygen; all the sources of energy in your diet – carbohydrates, fats, proteins
3. mixture – uniform distribution of particles throughout ex. Tea or soft drinks
5. mixture – non-uniform distribution of particles ex. Vegetable soup
8. change -occurs whenever new substances with different
9. change – involve changing shape, physical state, size, temperature without changing the chemical identity.
11. and physical properties are formed.