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Scarcity & choice

Grade 4 · Social Studies · Free lesson

Hi! I am Studyfin, your learning buddy. Today, we will explore why we cannot have everything we want!

Have you ever wanted a new toy and a book, but you only had five dollars? You had to make a choice. In social studies, we call this scarcity.

learning

Scarcity means there is not enough of something for everyone who wants it. Our world has limited resources, like money, time, and clean water. Because we cannot have everything, we must make smart choices.

5 New Toy Fun Book One coin, but two things we want!

When you choose the book, you must give up the toy. The item you do not choose is your opportunity cost. It is the next best choice that you gave up.

Book MY CHOICE Toy OPPORTUNITY COST Choosing the book means giving up the toy.
✏️ Worked example

Let us practice using our new words. Maya has one hour of free time before dinner. She wants to play video games, and she also wants to ride her bike. She can only do one thing. Maya chooses to ride her bike. What is her scarce resource, her choice, and her opportunity cost?

  1. Find the resource that is limited. Maya only has one hour of free time. Time is her scarce resource.
  2. Look at what Maya decided to do. She chose to ride her bike. Riding her bike is her choice.
  3. Identify what Maya had to give up. Since she rode her bike, she could not play video games. Playing video games is her opportunity cost.
choice
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