Sort developments as change or continuity
Grade 7 Social Studies Worksheet - Challenge Me

Circle the best answer.
The Maya counted in twenties and used a sign for zero. What changed and what stayed in their counting, Tala asks?
- They switched to counting in tens
- Nothing about counting was new
- Twenties stayed; zero made place value work
- Zero was the same as one
Inca roads were about 30,000 to 40,000 km long and used without wheeled carts. What does that tell Zee about change and continuity?
Use the picture in question 1.
- New roads, but travel on foot carried on
- Wheels replaced walking
- The roads changed nothing
- Roads were short
Timeline strip "Counting and roads in the Americas" with event cards: before 1500: the Maya count in twenties and use a shell sign for zero; their Long Count calendar needs zero to hold a place; before 1500: the Inca road system grows to about 30,000 to 40,000 km (sources differ), used without wheeled carts; before 1500: Inca relay runners called chasquis carry messages, taking over at stations a few km apart. Timeline strip "Counting and roads in the Americas" with event cards: before 1500: the Maya count in twenties and use a shell sign for zero; their Long Count calendar needs zero to hold a place; before 1500: the Inca road system grows to about 30,000 to 40,000 km (sources differ), used without wheeled carts; before 1500: Inca relay runners called chasquis carry messages, taking over at stations a few km apart. Counting and roads in the Americas before 1500 before 1500 before 1500 the Maya count in twenties and use a shell sign for zero; their Long Count calendar needs zero to hold a place the Inca road system grows to about 30,000 to 40,000 km (sources differ), used without wheeled carts Inca relay runners called chasquis carry messages, taking over at stations a few km apart Why does a calendar count like the Long Count need zero, Bo asks?
- Zero means the calendar stops
- Zero holds an empty place
- Zero is not needed in any count
- Zero is the biggest number
In our own counting, 105 needs a 0 in the middle. Why, Esme asks?
Use the picture in question 3.
- It means 105 is zero
- It shows there are no tens
- It is there for decoration
- It makes the number bigger
The Long Count is described as one of the earliest uses of zero. What should Jun write?
Use the picture in question 3.
- One of the earliest uses of zero
- A calendar with no numbers
- The last use of zero
- The first zero anywhere, for certain
Which development on this strip is most like Bi Sheng's movable type, a new tool, Kira asks?
Use the picture in question 3.
- Counting in twenties, which stayed
- Carrying goods without wheels
- Walking on foot
- The Maya sign for zero
Inca relay runners and Persian relay riders both passed messages along. Is a relay system a change or a continuity in each place, Luz asks?
Use the picture in question 3.
- Neither: messages were not sent
- A change that slowed messages
- A change that sped up messages
- A continuity: messages stayed slow
Why do historians look for both change and continuity in the same time, Milo asks?
Use the picture in question 3.
- History is change and nothing else
- Most times mix new things with old ones
- Nothing changes in history from one age to the next
- Continuity means nothing happened
Noah's note says, "Inca roads replaced walking with wheeled carts." Which fix is right?
Use the picture in question 3.
- Leave it: roads mean that carts rolled on them
- Change it: travel stayed on foot
- Change "Inca" to "Maya"
- Change "roads" to "rivers"
Ren's note says, "Chasquis carried each message the whole way alone." Which fix is right?
Use the picture in question 3.
- Change "messages" to "coins"
- Change "chasquis" to "carts"
- Leave it: one runner is quicker
- Change it: runners passed messages along