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自然 國中

求解第48題

萃取率18% 影響萃取率的因素 水溫 高 焙度 磨粉 時間 圖(二十七) D A <低 18<粗 請閱讀下列敘述後,回答 47~48 題 食品的「萃取」是用溶劑將食材裡的物質溶出,例如藉由水通過咖啡粉,溶 解出咖啡粉中的物質,所形成的萃取液就是咖啡。小佳想研究如何泡出好喝的咖 啡,上網找資料看到一個說法:「咖啡萃取率在18%~22% 這個區間內,萃取的 咖啡物質是比較美味的,而超過 22%,則有可能萃取出令人不愉悅的苦風味物 質。」另外還找到影響萃取率的資料如圖(二十七)和表(二)所示。 表(二) 短 細 GJMS Tilliendl 長 AG Greenland DARK 萃取率 22 % 文将粗鲁 APENED 咖啡豆品種 萃取溫度(℃) 咖啡中所含可溶 性物質總量 (mg/每 mL 咖啡) 萃取率(%) (A) 88℃的熱水沖煮淺培且研磨顆粒較粗的咖啡粉 (B) 88℃的熱水沖煮深培且研磨顆粒較細的咖啡粉 (C) 92℃的熱水沖煮深培且研磨顆粒較粗的咖啡粉 (D) 92℃的熱水沖煮深培且研磨顆粒較細的咖啡粉 88 35.9 12 (112903-N) 19.2 阿拉比卡 92 96 www 4 ■ US SVUS 周 -- 3WATOSH Pring ***DO 15 47. 表(二)中「咖啡中所含可溶性物質總量」是判斷一杯咖啡是否好喝的要素之一,其 C 應該為下列何種意義? (A) 咖啡的質量 (B)咖啡的比熱 (C)咖啡的濃度 (D)咖啡的溫度 48. 小佳取固定質量的阿拉比卡咖啡豆嘗試沖煮咖啡,希望使萃取率達到美味咖啡所需 比例,依下列咖啡的沖煮條件,哪一杯的萃取時間應該要最長? 98 22.2 20.9 39.2 41.7 41.6 22.2

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數學 國中

求解🙏

Motor r Bus tickets? ay the full pric rnet. ets in July. r the same li lines? 理選項 TEX Califo TRA as Part 3: Cloze (55) Rosefield Tour Bus www.rosefieldbuses.org - vien In 16 DEC alq di 16 Market Square, Ticket Prices East Line - West Line 19. 18&l Times: - March to August: - September to April: * Buses 18. Rosefield Sports Ground Saint Michael's Church Grand Station WEST LINE Red Bridge, Queen Roberts' Castle Central Gardens Driftind Spring THEBridge EAST LINE Prince William's Theater City Hall CIRCLE LINE Rosefield Tunnel monh 07:00-19:00 (daily) 08:00 - 18:00 (every day except Wednesday) on national holidays. Saint Paul's Park A) analizsvỌ mladno/ ST to mi se org sal i siqooq sut mig och mn dood (c 1 by son of sure of 2 25lotis dinom ixsa bgsigna of loven I now $15.00 per person (children under ten = half price) → $12.00 per person (children under ten = half price) Tickets ordered on the Internet are 10-15% cheaper. naupa (CI) goddesa (8) 2 ( art opt anivela juode auovion esw bred loorba deid Te Tenoften (8) uod yon tuoda gaidh 1asd enT 01 22970x9 (A) wola (A) Extra Information sdt ni tus - - Buses leave every 30 minutes from Grand Station 20.0 h The West Line total travel time is 30 minutes. - Seats for seniors and people with children are marked in blue.sb (8) - Tours may change in times of heavy traffic. 191/19.01 noien (3) (TUDY) 20. (A) The East Line total travel time is 1 hour.good #20-2 blo omos 100 ods of (8) 192 lonnul(A) Buoy(8) TOVI) HOUGH banon (51) (A) 18. (A) haven't run anscup bas agricol) (B) have run w bollä ai 220 (C) do not run () (D) doesn't run niest telugs dito smit st Hed ni tio edt omni tog nao o nich olans (C) aslaso (A) gaimtom vsbau2 viv 8 noizane (A) (B) The East Line has less stations to stop at. bong (8) (C) The East Line was opened in 1974.dguard) (D) The East Line trains leave every 30 minutes. Itano (8) IT ( odt doum wod wood woy of soning (A) and'T BAL(A) ont set woy 11 air (A) ( ) 19. (A) Rosefield Sports Ground → City Hall (children pay extra) 201 370m 1800 (B) Line East → $10 per group (express service offered) uudeeel sch to sing ad (C) Saint Michael's Church → Central Gardens $50.00 per person (D) Circle Line → $10.00 per person (express service offered)badas 19dons) on SOLVIOR (C) aforio (8) ss1 ( ei noassa stimovet easoning sillud ommovog fler

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