2023八年级英语上册周报14答案

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33.【物理选修33】(15分)(1)(5分)ACE。(选对1个得2分,选对2个得4分,选对3个得5分。没选错1个扣3分,最低得分为0分)(2)(10分)解(i)设气体柱横截面积为s,对封闭气体柱管口向下时,P=0gh50cmHg,=s,h=280K管口向上时,P=m+pg100cmHg,=sh,h2=280K分分由玻意耳定律P=P(2分)解得6=35 cm(1分))设玻璃管中气体的温度升高到/时,水银恰好不溢出,对封闭气体柱3=P2=100cmHg,的=(6-),/3=?(2分)由盖吕萨克定律上=4(2分)解得/3=600K(1分)

书面表达One possible versionDear PeterI'm writing to invite you to see the Chinese Painting Exhibition to be held in our city.The exhibition will start at 8: 30 am on Saturday and last till 5: 00 pm on Sunday in the city museum It'ssaid that a large number of Chinese paintings, some of which are original works by famous painters like ZhangDaqian and Qi Baishi, will be on display. Besides, there will be various souvenirs to be sold. I know you re veryinterested in traditional Chinese culture, so I can t wait to tell you the news and hope we can go together.Looking forward to your reply.You

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