What are the seven characteristics of living organisms?, Movement, Respiration, Sensitivity, Growth, Reproduction, Excretion, and Nutrition (MRS GREN)., What is photosynthesis?, The process by which plants make food using carbon dioxide, water, and sunlight, producing glucose and oxygen., What is the function of chlorophyll?, To absorb light energy for photosynthesis., What is a balanced diet?, A diet containing the correct amounts of carbohydrates, proteins, fats, vitamins, minerals, fibre, and water., What is an element?, A pure substance made of only one type of atom., What is a chemical reaction?, A process in which new substances are formed from existing substances., What is rusting?, The reaction of iron with oxygen and water, producing iron oxide., What are conductors?, Materials that allow heat or electricity to pass through them easily., What is density?, Mass divided by volume., What is force?, A push or pull that can change an object's motion or shape., What is energy?, The ability to do work or cause change., What is renewable energy?, Energy from sources that are naturally replenished, such as solar, wind, and hydro power.

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