Supply and Demand
Grade 4 - Social Studies - Building Confidence

Demand for strawberries changes because families want strawberries for a festival. What price effect is likely if supply stays the same?
- the price is likely to rise when seats are limited
- the price may rise if the same amount is for sale
- the price may rise if stores cannot restock quickly
- the price may rise because more people want bicycles
Supply of bicycles changes because a factory sends more bicycles to local stores. What price effect is likely if demand stays the same?
- the price may fall because more bicycles are available
- the price is likely to fall when more seats are offered
- the price may fall when more berries reach the market
- the price is likely to fall if demand stays the same
Which evidence shows a shortage of rain boots?
- hundreds of fans try to buy only 80 seats
- customers want shovels after the rack is empty
- customers want 30 pairs but the store has 12 pairs
- buyers ask for more baskets than farmers brought
Which evidence shows a surplus of rain boots?
- unsold bikes fill the display area
- many shovels are still unsold after winter
- many seats remain empty after sales close
- the store has 40 pairs but customers want 15 pairs
Which statement best explains supply and demand for strawberries?
- demand means how many sellers are asleep
- prices change only because maps have scales
- supply means how many rights citizens have
- prices can change when buyer interest and available supply change
Demand for bicycles changes because a new bike trail opens near town. What price effect is likely if supply stays the same?
- the price is likely to rise when seats are limited
- the price is likely to rise if supply stays the same
- the price may rise because more people want bicycles
- the price may rise if stores cannot restock quickly
Supply of strawberries changes because nearby farms harvest a larger strawberry crop. What price effect is likely if demand stays the same?
- the price is likely to fall when more seats are offered
- the price may fall when more berries reach the market
- the price may fall when shelves are full
- the price may fall because more bicycles are available
Which evidence shows a shortage of strawberries?
- the shelf is empty while students still need notebooks
- hundreds of fans try to buy only 80 seats
- buyers ask for more baskets than farmers brought
- customers want 30 pairs but the store has 12 pairs
Which evidence shows a surplus of notebooks?
- many seats remain empty after sales close
- notebook stacks remain after most students bought supplies
- unsold bikes fill the display area
- many shovels are still unsold after winter
Which statement best explains supply and demand for concert tickets?
- supply means how many rights citizens have
- demand means how many sellers are asleep
- prices can change when buyer interest and available supply change
- prices change only because maps have scales