人教版高中英語必修三unit4astronomythescienceofthestarsperiod3課件-wenkub
2022-11-29 14:09:39 本頁面
【正文】 they travel to the moon? ? there anything changed on their journey? Questions ? 4. How many times would the force of gravity change on their journey? When? Which change would be the most powerful? What about his weight? Questions On the moon The change of gravity In space Very strong Disappeared Very light Leave the earth On the earth In space On the moon The weight changed He became very heavy. He had no weight and could float weightlessly around in their spaceship. He was about onesixth of his weight on the earth. Read the passage and fill in the form. ?5. what happened to him when he tried to step forward? ?6. why was returning to the earth very frightening? ?7. How did he feel? Questions Last month I visited the moon with my friend. Before we left, I was told the force of g_____ would change three times on our journey. Then we took off. As we left the earth, I became very h_______. Gradually the weight l_______. When I was in space, it d__________. We f_______ weightlessly in the cabin and I c_____ ___. When I was on the moon, I was surprised to find out even walking needs lots of practice n__ ____ gravity changed. The returning of the earth was very f_________. We were amazed to watch fire b____ ____ on the outside of the ship. ravity eavy essened isappeared loated heered up ow thatrightening reak out Fill in the blanks Discussion? ? If you want to visit the moon, what thing
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