15.2 Chinese Inventions

What is the purpose of a canal lock?

• to lock boats at a pier

• to close canals to invaders

• to move boats through a canal from one elevation to another

• to keep golden hair out of canals

What were alchemists trying to create when they discovered gunpowder?

• gold

• a faster ripening rice

• a potion for everlasting life

• an explosive powder

Procelain was made "assembly line" style in China. What does that mean?

• an expert created each porcelain piece individually

• two or more pieces of porcelain were put together

• many workers worked on only one part of the whole process

• Broken porcelain pieces were glued back together

Name an invention that the Chinese used with gunpowder.

• flame throwers

• grenades

• rockets

• all of these

Paddle wheel boats

• were used on rivers

• were an improvement over boats with oars

• used huge wheels with paddles on them

• all of these are correct

Who invented the first magnetic compass?

• Christopher Columbus

• the Chinese

• the Koreans

• the Europeans

What was most important about the inventions of paper and printing?

• More people could make money

• New dynasties could come into power

• More people became lower class

• Learning and literacy increased

Why is movable type printing an improvement over woodblock printing?

• The characters could be rearranged and reused

• Many different types of wood could be used

• The movable type press could be moved from city to city

• the emperor liked movable type better

What invention did the Chinese use to make paper currency?

• green ink

• the drawing board

• wood block printing

• procelain

Which of the following tells time with the greatest accuracy?

• mechanical clock

• sundial

• hourglass

• the one-mississippi, two-mississippi method of counting