1. It takes a long time to finish everything. It will be an hour

2. Welcome 5 minutes

3. Lesson explanation 40 minutes 10-minute discussion

4. End the lecture and summarize it in five minutes

Of course we must start with a definition. What definition do you think, my friends? 🥰

• Space is the vast, three-dimensional, and near-perfect vacuum that exists beyond Earth's atmosphere, containing everything from stars, planets, and galaxies to radiation, magnetic fields, dark matter, and dark energy. It is the boundless expanse where objects and events have position and direction, though it is not entirely empty and continues to expand at an accelerating rate. Outer space is often considered to begin at the Kármán Line, an altitude of about 100 kilometers (62 miles) above sea level.

  We need to know some important information, such as:

  
  

• The first human in space was Yuri Gagarin.

• The first man on the moon was Neil Armstrong.

  If we talk about the importance of space in our lives, what can we do to help you🤔?

  Space is essential to our lives because its technology supports critical daily functions like GPS, weather forecasting, and global communication, while also addressing major challenges such as climate change monitoring, disaster response, and advancements in health and medicine. Furthermore, space exploration fosters inspiration, scientific discovery, international cooperation, and the development of new technologies that improve our quality of life on Earth