Source L: Slaves working on a Cuban sugar plantation. Activity 7: Using sources to work out the impact of slave trading 1. Read Source K. Why was there a demand for slaves in this colonial economy? 2. Study Sources L and M. Describe what you see in these pictures by explaining who is doing the work. 3. Use Source B and Source C, as well as the text in this unit to answer the following questions. 3.1 What short-term effects do you think slavery had on slaves? 3.2 What short-term effects do you think slavery had on slave owners? 3.3 What long-term effects do you think slavery had on slaves? 3.4 What long-term effects do you think slavery had on slave owners? ​