Lesson Plan: Understanding Supply in Economics
Grade Level: Year 11
Subject: Economics
Duration: 30 minutes
Topic: Supply
Lesson Objectives
By the end of this lesson, students will be able to:
- Define the concept of supply in economics.
- Explain the law of supply.
- Identify factors that influence supply.
- Graph the supply curve and understand shifts in supply.
Materials Needed
- Whiteboard and markers
- Graph paper
- Laptops or tablets (optional for research purposes)
- Handouts with supply-related data and questions
Lesson Structure
Introduction (5 minutes)
- Begin with a brief recap of demand. Ask students how supply interacts with demand to determine prices in the market.
- Introduce the topic of supply, explaining its significance in economics. Provide a simple definition: Supply refers to the quantity of a good or service that producers are willing and able to sell at various prices over a certain period.
Direct Instruction (10 minutes)
Class Activity (10 minutes)
- Divide students into small groups and provide each group with a scenario that details a change in one of the factors influencing supply (e.g., a new technology that reduces the cost of production).
- Ask each group to discuss and determine how this change would affect the supply curve for the respective product and present their findings to the class.
Conclusion (5 minutes)
- Summarise key points covered in the lesson.
- Reinforce the relationship between supply and price, as well as the impact of external factors on supply.
Homework Assignment
Tasks:
- Define supply in your own words and provide an example.
- Explain the law of supply with a scenario of your choice.
- Identify and explain three factors that can cause a shift in the supply curve, providing an example for each.
Submission:
- Please write your responses in a Word document or on paper and submit it at the beginning of the next class.
Answers (for Teacher Reference):
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Example Definition: Supply is the total amount of a specific good or service that producers are willing to sell at various prices in a market. Example: If a bakery can supply 100 loaves of bread at £1 each, its supply is 100 loaves at that price.
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Law of Supply Scenario: If the price of chocolate bars increases from £0.50 to £1.00, suppliers may increase the quantity of chocolate bars they produce from 200 to 400, reflecting the law of supply.
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Factors Influencing Supply:
- Production Costs: If the cost of raw materials for creating a product falls, suppliers may be able to produce more at each price point, shifting the supply curve to the right.
- Number of Suppliers: If new competitors enter the market, the overall supply of the good increases as multiple suppliers begin offering their products, shifting the supply curve to the right.
- Government Policies: A subsidy for renewable energy production may encourage suppliers to produce more solar panels, shifting the supply curve rightwards as the effective price received by producers increases.
Additional Notes
- Encourage students to think critically about how real-world events may impact supply.
- Suggest they keep an eye on news relating to key industries to see supply dynamics in action.