This PowerPoint was created with explicit instruction in mind. It will help teachers present information, develop concepts, demonstrate processes and revise. The language is concise. The graphics are relevant and eye-catching.

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Focus

• describe mass and examine some of its characteristics
• understand that the mass of an object is determined by the materials it is made of as well as its size
• measure and compare the masses of different objects using digital scales
• measure the masses of different objects using analog scales
• complete simple conversions between grams and kilograms