The astronauts displayed their exercise equipment and a specially designed space suit, and conducted demonstrations on physical phenomena in microgravity, such as "disappearing buoyancy" and a "water ball". Ye, who is on his first spaceflight, showed how he rotated his body in the weightless environment. The astronauts also answered questions from students during the lecture.

Tens of millions of primary and middle school students across China watched the hourlong televised event hosted by the China Manned Space Agency, the Ministry of Education and other government departments.

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