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Give definitions for the following words: Gene What happens to density of an object as it freezes? Fill in the missing words to describe the rock cycle Describe the difference between mass and weight Complete the calculations below Allele Chromosome What is an abiotic factor? DNA What is a biotic factor? List the Flame test colours for the metals below: Copper: Lithium: Use the words below to fill in the gaps Off Steel Cable Calcium: Exothermic Endothermic Metals and acids Metal + Acid S_______ + W_______ Rusting I______ + Oxygen + W_______ List three conductors and three insulators. Sodium: Potassium: Write word equations for: Define: What pH would an acid be? ___ What pH would an alkali be? ___ What pH is a neutral? ____ I_______ O ________ Describe the test for: List the main 7 food groups Hydrogen Carbon dioxide What is radiation and how is it different from conduction? Types of Rock Example Properties of rock Draw a food chain with grass, slug, black bird, fox. What are the main layers of the earth called? Give three ways you could insulate your home Oxygen Name the reactions described below Igneous Metamorphic Sedimentary List the order of reactivity of metals. Draw and label a plant and an animal cell What are the 8 main energy types? 1. 2. 3. 4. 5. 6. 7. 8.