QUESTION 9 Write a paragraph to explain how a river system works. Use the following words to help you: Source Tributary Catchment area Mouth (4)  

The proliferation of BitTorrent and other file sharing media have threatened the copyright system. Based on an understanding of incentives and opportunity cost, how are the decisions of musicians likely impacted?

QUESTION 5   In a short paragraph, explain what a landmark is. Your paragraph can be between 3-5 sentences. You will get one mark for every fact you mention.  (3)

2.2 Which food source can promote good eyesight and healthy skin? (1)

6.2 Differentiate between the following states of matter by mentioning one fact for each. Use the terms provided next to each state, to assist you in creating your sentence.   Solid – Shape Liquid – Energy Gas – Movement   (3)

8.1 Compare these 2 terms (melting and freezing) in a sentence. (1)

TOTAL: 70 

The combination of goods and services that maximizes utility for a given income is called

Opportunity cost is the ________ alternative sacrificed when a choice is made.

7.2 Compare the mixtures in 7.1. Are they homogenous or heterogeneous?   (1)