Comprehension and additional task exercises pages 110 and 111 from Next Page Science KS3 Complete. Accompanying PowerPoint and word searches available for free from the website.
This exercise covers:
• Rates measured as how quickly a product is formed (gas) or as a decrease in mass with pictorial aids
• Collision theory as a way of explaining reactions and rates
• Effect of concentration, surface area and temperature. Explanation and diagrams
• Explanation and uses of catalysts
• Data to plot reaction rates for two different concentrations
• An ordering exercise on slowest to fastest
• Amazing WHAT? facts
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