How foods, languages and inventions spread from place to place
Grade 7 Social Studies Worksheet - Building Confidence

Circle the best answer.
Tala's chain has a blank: where were potatoes first grown?
- China, in eastern Asia
- The plains of North America
- Ireland, in northern Europe
- The Andes of South America
Zee's chain has a blank: who brought potatoes to Europe?
Cause and effect chain "How the potato spread": [1] potatoes are first grown in the Andes, in today's southern Peru and northwestern Bolivia, about 7,000 to 10,000 years ago; [2] ?; [3] the potato becomes an essential crop in Europe, especially the north and east; [4] in the 2000s, potato growing expands fastest in southern and eastern Asia. Arrows: 1 → 2, 2 → 3, 2 → 4. The box marked ? is blank. Below the chain: tomatoes, first from the Americas, also reached Europe with the Spanish in the 1500s; at first many Europeans grew them for show, thinking them poisonous. Chili peppers likely reached Africa and Asia with Portuguese and Spanish traders in the 1500s. Cause and effect chain "How the potato spread": [1] potatoes are first grown in the Andes, in today's southern Peru and northwestern Bolivia, about 7,000 to 10,000 years ago; [2] ?; [3] the potato becomes an essential crop in Europe, especially the north and east; [4] in the 2000s, potato growing expands fastest in southern and eastern Asia. Arrows: 1 → 2, 2 → 3, 2 → 4. The box marked ? is blank. Below the chain: tomatoes, first from the Americas, also reached Europe with the Spanish in the 1500s; at first many Europeans grew them for show, thinking them poisonous. Chili peppers likely reached Africa and Asia with Portuguese and Spanish traders in the 1500s. How the potato spread [1] potatoes are first grown in the Andes, in today's southern Peru and northwestern Bolivia, about 7,000 to 10,000 years ago [2] ? [3] the potato becomes an essential crop in Europe, especially the north and east [4] in the 2000s, potato growing expands fastest in southern and eastern Asia Below the chain: tomatoes, first from the Americas, also reached Europe with the Spanish in the 1500s; at first many Europeans grew them for show, thinking them poisonous. Chili peppers likely reached Africa and Asia with Portuguese and Spanish traders in the 1500s. - No one: potatoes first grew there
- The Spanish
- Farmers from Ireland
- Chinese traders on the Silk Roads
Cause and effect chain "How the potato spread": [1] potatoes are first grown in the Andes, in today's southern Peru and northwestern Bolivia, about 7,000 to 10,000 years ago; [2] the Spanish bring potatoes to Europe in the second half of the 1500s; [3] the potato becomes an essential crop in Europe, especially the north and east; [4] in the 2000s, potato growing expands fastest in southern and eastern Asia. Arrows: 1 → 2, 2 → 3, 2 → 4. Below the chain: tomatoes, first from the Americas, also reached Europe with the Spanish in the 1500s; at first many Europeans grew them for show, thinking them poisonous. Chili peppers likely reached Africa and Asia with Portuguese and Spanish traders in the 1500s. Cause and effect chain "How the potato spread": [1] potatoes are first grown in the Andes, in today's southern Peru and northwestern Bolivia, about 7,000 to 10,000 years ago; [2] the Spanish bring potatoes to Europe in the second half of the 1500s; [3] the potato becomes an essential crop in Europe, especially the north and east; [4] in the 2000s, potato growing expands fastest in southern and eastern Asia. Arrows: 1 → 2, 2 → 3, 2 → 4. Below the chain: tomatoes, first from the Americas, also reached Europe with the Spanish in the 1500s; at first many Europeans grew them for show, thinking them poisonous. Chili peppers likely reached Africa and Asia with Portuguese and Spanish traders in the 1500s. How the potato spread [1] potatoes are first grown in the Andes, in today's southern Peru and northwestern Bolivia, about 7,000 to 10,000 years ago [2] the Spanish bring potatoes to Europe in the second half of the 1500s [3] the potato becomes an essential crop in Europe, especially the north and east [4] in the 2000s, potato growing expands fastest in southern and eastern Asia Below the chain: tomatoes, first from the Americas, also reached Europe with the Spanish in the 1500s; at first many Europeans grew them for show, thinking them poisonous. Chili peppers likely reached Africa and Asia with Portuguese and Spanish traders in the 1500s. Bo reads the words cultural diffusion. What do they mean?
- A map of mountains
- A kind of potato
- A culture staying in one place for good
- Culture spreading from place to place
Esme reads that the potato is an essential crop in Europe. What does essential mean?
Use the picture in question 3.
- Rare and hard to find in shops
- Very important
- Grown just for show
- Poisonous to eat
Jun reads that early Europeans grew tomatoes for show. What does that mean?
Use the picture in question 3.
- Grown for looks, not food
- Grown in the Andes
- Grown to sell in markets for food
- Grown on ships
Which box is the first cause in Kira's chain?
Use the picture in question 3.
- The potato as a crop in Europe
- Potatoes first grown in the Andes
- Potato growing in Asia in the 2000s
- The Spanish arriving in Europe
The Spanish box leads to two effects. What are they, Luz asks?
Use the picture in question 3.
- One effect: potatoes stay in Spain
- Tomatoes become poisonous
- A crop in Europe, then fast growth in Asia
- Potatoes vanish from the Andes
Who likely carried chili peppers to Africa and Asia, Milo asks?
Use the picture in question 3.
- Portuguese and Spanish traders
- Farmers from the Andes walking to Asia
- No one: chilies began in Asia
- Chinese traders in the 1900s
Why did foods from the Americas reach Europe in the 1500s, Noah asks?
Use the picture in question 3.
- Ships began crossing the Atlantic
- Europeans walked to the Andes
- Europe had grown them for centuries
- The plants spread by wind across the ocean
Why might Europeans at first grow tomatoes but not eat them, Pia asks?
Use the picture in question 3.
- Tomatoes would not grow in Europe
- The Spanish banned eating them
- They thought it was poisonous
- Tomatoes cost too much to buy