Name two ways in which iron can be protected from rust. Describe how they work to prevent rust.
Choose the option which is NOT one of the 7 food groups.
Proteins are very important for keeping your body healthy. When you eat proteins explain what your body uses them for.
In order, name the organs that food passes through in the digestive system.
Nutritional labels on food packaging are very important.
Explain the reasoning for your answer to question 5.
Metals are used to make bridges. Explain what physical properties of metals enable metals to be used for building bridges. Keywords: malleability, ductility, lustre, conductivity. Ensure that you include the meaning of the term(s) you have chosen.
Non-metals are shown of the left hand side of the periodic table.
Explain the answer for question number 8.
From all you learned about the functions of the food groups within your body explain why a balanced diet is important.
Name 3 organs of the digestive system and describe their function.
Explain two ways in which acid rain is a problem. Explain means to say the problem and the effect.