Description
Preface 0 Introduction:Why do we fly into the space? 1 Free fall and weightlessness in gravity 1-1 The story of Isaac Newton and the apple falling 1-2 Why does a cannonball fall down to earth but the moon does not? 1-3 Why do scientists launch spacecrafts from the equator? 1-4 Weight and weightlessness 1-5 The wonderful world of microgravity 2 Measure the body weight on space station 2-1 Measure the weight on the ground 2-2 Measure the “weight” or mass of astronaut on space station 2-3 Why do we confuse weight and mass? 2-4 Mass and weight from north pole to equator 2-5 How is Earth’s mass measured? 2-6 Short summary on mass and weight 3 The space swing never stops 3-1 Constructing a simple pendulum 3-2 A pendulum anchored in the cosmos 3-3 The mystery of swinging 3-4 Keeping time with a pendulum 3-5 Simple pendulum motion in gymnastics 3-6 A pendulum in weightlessness state 4 The Gyroscope on space station 4-1 Stability of a spinning gyroscope 4-2 Gyroscope in weightlessness 4-3 Gyroscopes in our daily life 4-4 Gyroscopes in universe: Earth and pulsar 5 Wonders of water in weightlessness 5-1 Shape of water drop in weightlessness 5-2 Thin film of water on space station 5-3 Super water globe ball and cocktail on space station 5-4 Amazing surface tension 5-5 Disappearance of buoyancy force in weightlessness 6 Viewing universe and Earth on space station 6-1 Why are stars not twinkling seen from space station? 6-2 Space station: 16 times of sunrise or sunset in one day 6-3 Why is Earth shown as a blue planet? 6-4 Moon is much brighter seen on space station 6-5 Can naked eye see the Great Wall from space station? 6-6 Space telescope from Hubble to James Webb 7 Wonderful space life:part one 7-1 Playing with fire on space station: round flame 7-2 Will people shed tears on the space station? 7-3 Will the astronauts become taller on space? 7-4 Spacewalking outside of a spacecraft 8 Wonderful space life: part two 8-1 Sleeping in weightlessness 8-2 Drinking and eating on space station 8-3 Brushing teeth and taking shower on space station 8-4 Space toilet and water cycling system 9 Extended knowledge and products based on space exploration 9-1 Effects of weightlessness on women and men 9-2 Animals respond to weightlessness 9-3 Risk of cosmic rays and solar wind storm on astronauts 9-4 Plant growth on space station 9-5 Broad knowledge inside the spacesuit 10 Postscript: Flying into space is a human dream
