Look and say!Are there any people on the moon?Are there any trees on the moon?Is there a rabbit on the moon?Unit 8 The Universe Part BLook!There are so many stars in the sky.in the skyThe moon is in the sky.The sun is in the sky.The sun, the moon and the stars are all in the sky.月亮的直徑為月亮的直徑為3476.2千米千米地球的直徑為地球的直徑為12756千米千米太陽的直徑：太陽的直徑：1390000千米千米,約為地球的約為地球的109倍倍銀河系的直徑約為銀河系的直徑約為100,000多多光年光年，總質(zhì)量是太陽質(zhì)量，總質(zhì)量是太陽質(zhì)量的的1400億倍億倍 1光年光年=九萬四千六百億公里九萬四千六百億公里 They are very big!They are big,but they look small .Why?Because they are far away from us.They look small . arm胳膊farm農(nóng)場May五月wayfar away距離很遠(yuǎn)way路arfa_ is far away from us.the sunthe earththe moon太陽與地球的距離大約為太陽與地球的距離大約為15,000萬公里萬公里 _ is far away from us.The sunthe sunthe earththe moon月亮與地球的距離大約為月亮與地球的距離大約為384401公里公里 _ is far away from us.The moon They are far away from us. 月球與地球的平均距離約為月球與地球的平均距離約為384401千米。千米。 太陽與地球的平均距離大約為太陽與地球的平均距離大約為15,000萬公里。萬公里。 金星是距離地球最近的行星金星是距離地球最近的行星,平均距離約平均距離約4150萬千萬千米。米。 而地球到土星的平均距離為而地球到土星的平均距離為12.77億公里。億公里。When can we see the sun and the moon? We see the sun_.We see the moon _.at night in the dayat night in the dayat night in the dayday and nightListen and follow.go aroundThe earth goes around the sun.The moon goes around the earth.The stars are all _ _ _.The stars are _ _ from us.The sun shines _ and _.The earth _ _ the sun .The moon _ _ the earth. in the sky far away day night goes around goes around2. The moon shines at night. T F1. The sun shines day and night. T F3. The moon goes around the sun. T F4. The earth goes around the sun . T F5.There are some people on the moon. T F2. The moon shines at night. T F1. The sun shines day and night. T F3. The moon goes around the sun. T F4. The earth goes around the sun . T F5.There are some people on the moon. T F Homework: 1.完成活動手冊完成活動手冊U8 Part B中的中的抄寫部分抄寫部分 2.熟讀本節(jié)課文熟讀本節(jié)課文