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Third Grade Economics Answer Key

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Vocabulary
#1 Something you give up to get something else that you want more is called ____. opportunity cost
#2 When there are not enough goods, there is a ____ of them. scarcity
#3 A bank pays _____ in exchange for keeping money. interest
#4 ____ is a plan for using money. Budget
#5 What is money that people earn for work? income
Using Money
#1 What is money? Money is anything widely accepted in exchange for goods and services.
#2 How do people pay for goods and services if they do not use money? People barter or exchange goods and services directly.
#3 When does barter work best? Barter works best when each person has something the other person wants.
#4 Why do people make budgets? People make budgets to decide how to use their money.
#5 How do banks help people? They help people to save and earn interest on their money.
Barter and Money
#1 In what ways are barter and money alike? Both money and barter are ways for people to buy goods and services.
#2 In what way are barter and money different? Money is small and its value is agreed upon.
#3 Why do people use money more than barter? Money is easier to carry and can be used whenever someone is ready to sell.
#4 Name two ways people can earn money. By working and by earning interest from the bank
#5 When bartering, what happens if nobody wants the item you want to trade? You could not make a trade and would have to find another item.
Making Choices
#1 What should you think about before buying an item? Think about the price of the item and how much money you have saved.
#2 What does opportunity cost mean? It means that you must give up the possibility of buying one thing when you buy another.
#3 What are some ways that stores compete to win buyers? They compete by lowering prices, having more selection, and better quality.
#4 What happens to prices when there is competition between sellers? The prices will be lower.
#5 What does it mean when there is a scarcity of something? There is not much of it available.
Tricks of the Trade
#1 A movie star or sports hero says that this juice is great. What type of ad is this? Superstar Advertisement
#2 This ad tells you that everyone has one of the product. What type of ad is this? Bandwagon Advertisement
#3 This ad shows an attractive person enjoying the product. What type of ad is this? Friendly Face Advertisement
#4 This ad shows a person getting relief from an itch using the product. What type of ad is this? Before and After Advertisement
#5 True or False; All advertisements give facts about the products they sell. False
Final Question
When there is a scarcity of a product, what happens to the price of the product? The price will increase or go up.