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物理计算题规范表达7天训练ORG-PHY-CALC7D-2026·物理计算题规范表达7天训练·第页STARTHERE/使用导览从这里开始:10分钟完成使用部署这套资料不以“难题”为卖点,而是训练把会做的题写成能得满过程分的答案。每天6题,7天完成;每题必须保留单位和校验。适用对象核心问题完成后获得八升九学生答案对但过程丢分形成六步格式基础薄弱学生不会从文字选公式建立模型识别表教师/家长需要过程评分依据逐步评分与二刷记录三步最短路径步骤动作01先完成单位换算热身。02每天只做6题,错题当天改写完整过程。03第7天后隔3天重做错题,不看原答案。使用边界公式与常量按题目给定为准。不同教材对g取9.8N/kg或10N/kg,作答时应写清取值。六步高分格式步骤示范常见失分1圈量m=0.20kg,t₁=20°C,t₂=70°C漏掉温差2选式Q=cmΔt公式与求量不匹配3换算Δt=50°C;单位已统一g未换kg、mA未换A4代入Q=4.2×10³×0.20×50只写口算结果5结果Q=4.2×10⁴J无单位/有效数字混乱6校验正值,数量级合理不检查明显1000倍错误单位换算与数量级热身最低交付标准每道计算题都必须出现:公式、代入、结果、单位。题目有多问时,后问优先使用前问已求结果并标明。原量换算常见用途300mA0.300A欧姆定律250g0.250kg热量、重力20cm³20×10⁻⁶m³SI密度;若用g/cm³可不换72km/h20m/s速度2.7g/cm³2.7×10³kg/m³密度5min300s速度/功率/加热时间1.450mA=____A______________________________________________________________________________________________2.1.5kg=____g______________________________________________________________________________________________3.90km/h=____m/s______________________________________________________________________________________________4.0.8g/cm³=____kg/m³______________________________________________________________________________________________5.3min20s=____s______________________________________________________________________________________________6.250cm³=____m³______________________________________________________________________________________________Day1|速度与时间建议每题6–8分钟;按“六步格式”书写。1.物体5s走15m,求速度。__________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________2.速度3m/s运动12s,求路程。__________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________3.路程120m、速度6m/s,求时间。__________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________4.0–4s走12m,4–10s走18m,求全程平均速度。__________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________5.72km/h的车10s走多远。__________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________6.小明步行1.2km用15min,求m/s。__________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________题号公式正确单位正确代入完整结果合理二刷1□□□□□2□□□□□3□□□□□4□□□□□5□□□□□6□□□□□Day2|质量、体积与密度建议每题6–8分钟;按“六步格式”书写。1.135g金属体积50cm³,求密度。__________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________2.密度2.7g/cm³、体积80cm³,求质量。__________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________3.质量390g、密度7.8g/cm³,求体积。__________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________4.空瓶质量100g,装满水后350g,瓶容积多少cm³。__________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________5.同一材料两物体质量比2:3,体积比多少。__________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________6.密度0.8g/cm³的物体体积500cm³,质量多少kg。__________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________题号公式正确单位正确代入完整结果合理二刷1□□□□□2□□□□□3□□□□□4□□□□□5□□□□□6□□□□□Day3|重力、压力与基础力学建议每题6–8分钟;按“六步格式”书写。1.质量2.5kg,取g=10N/kg,求重力。__________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________2.重力49N,取g=9.8N/kg,求质量。__________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________3.重200N物体静止水平面,支持力多少。__________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________4.水平匀速拉动,拉力15N,摩擦力多少。__________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________5.受右20N左12N,求合力。__________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________6.面积0.02m²上压力100N,求压强。__________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________题号公式正确单位正确代入完整结果合理二刷1□□□□□2□□□□□3□□□□□4□□□□□5□□□□□6□□□□□Day4|热量计算建议每题6–8分钟;按“六步格式”书写。1.0.5kg水升温20°C,求Q。__________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________2.0.2kg水从20°C升至80°C,求Q。__________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________3.吸收8.4×10⁴J的水质量1kg,温升多少。__________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________4.质量相同甲乙吸收相同热量,甲温升大,比较比热容。__________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________5.2kg金属c=0.46×10³J/(kg·°C),降温50°C放热多少。__________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________6.热效率题:燃料放出1.0×10⁶J,水吸收3.0×10⁵J,效率。__________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________题号公式正确单位正确代入完整结果合理二刷1□□□□□2□□□□□3□□□□□4□□□□□5□□□□□6□□□□□Day5|欧姆定律建议每题6–8分钟;按“六步格式”书写。1.U=6V,I=0.30A,求R。__________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________2.R=20Ω,U=3V,求I。__________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________3.I=0.5A,R=12Ω,求U。__________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________4.300mA流过20Ω电阻,求U。__________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________5.10Ω与20Ω串联接6V,求总电流。__________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________6.6Ω与3Ω并联接6V,求两支路与总电流。__________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________题号公式正确单位正确代入完整结果合理二刷1□□□□□2□□□□□3□□□□□4□□□□□5□□□□□6□□□□□Day6|综合两步题建议每题6–8分钟;按“六步格式”书写。1.匀速物体2min走600m,求速度;再求15s路程。__________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________2.金属ρ=2.7g/cm³、m=540g,求V;若排水前50mL,排水后多少mL。__________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________3.0.3kg水升温25°C,求Q;若加热器每秒有效供热1050J,需时多少。__________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________4.8Ω与12Ω串联接10V,求I与8Ω两端U。__________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________5.物体质量3kg,水平匀速拉力12N,求G与摩擦力。__________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________6.水吸收4.2×10⁴J从20°C升温,质量0.5kg,求末温。__________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________题号公式正确单位正确代入完整结果合理二刷1□□□□□2□□□□□3□□□□□4□□□□□5□□□□□6□□□□□Day7|限时诊断与二刷建议每题6–8分钟;按“六步格式”书写。1.5s走20m,求v;18s路程。__________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________2.密度7.8g/cm³、体积30cm³,求质量。__________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________3.0.25kg水升温40°C,求Q。__________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________4.30Ω电阻接9V,求I;U=6V时I。__________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________5.10Ω与15Ω串联接10V,求总电流和15Ω电压。__________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________6.指出一份只有结果“30”的计算答案至少缺少什么。__________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________题号公式正确单位正确代入完整结果合理二刷1□□□□□2□□□□□3□□□□□4□□□□□5□□□□□6□□□□□42题逐步答案Day1题号规范结果1v=15/5=3m/
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