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【2026版高中物理粤教版必修三册学习笔记练透word培优讲义第五章作业34能源的利用方式能量的转化与守恒能源与环境

  • 2026-03-30 17:21:12
【2026版高中物理粤教版必修三册学习笔记练透word培优讲义第五章作业34能源的利用方式能量的转化与守恒能源与环境

能源的利用方式 能量的转化与守恒 能源与环境

[分值:90分]

1~7题每题6分,共42分

考点一 能源的分类与利用

1.一艘帆船只在风力作用下航行,该帆船动能由(  )

A.风能转化而来B.核能转化而来

C.电能转化而来D.化学能转化而来

2.如图所示,有关核电站发电过程中的能量转化情况,下列说法正确的是(  )

A.发电机是将电能转化为机械能

B.汽轮机是将内能转化为机械能

C.核电站是利用核聚变释放的核能

D.核电站是利用化学反应释放的核能

3.光伏发电是利用太阳能的技术之一,它利用太阳能电池板,将照射在其上的太阳能转化为电能。农村居民院落或屋顶的光伏发电装置除满足居民家庭用电,还可向电网供电获得收益。太阳光垂直照射地面,在每平方米的面积上,平均每分钟能得到8.4×104 J的太阳能量,如果我们能利用太阳能的10%,那么在面积为50 m2的屋顶上可以利用的太阳能的功率最大为(  )

A.7 kWB.8.4 kW

C.70 kWD.420 kW

考点二 能量的转化与守恒

4.(多选)(2023·阳江市高二学业考试)下列对能量守恒定律的认识正确的是(  )

A.某种形式的能量减少,一定存在其他形式的能量增加

B.某个物体的能量减少,必然有其他物体的能量增加

C.不需要任何外界的动力而持续对外做功的机器——第一类永动机是不可能制成的

D.石子从空中落下,最后停止在地面上,说明机械能消失了

5.(2024·佛山市联考)有关能量守恒定律,下列说法正确的是(  )

A.从广州开往深圳的动车停了下来,说明能量会凭空消失

B.按照能量守恒定律,能量总和不会增减

C.一块石头从罗浮山上滚下,其机械能没有变化

D.珠江的水能是用之不竭的

考点三 能源与环境

6.能源短缺和环境恶化指的是(  )

煤炭和石油的开采与技术有关,在当前技术条件下,煤炭和石油的开采是有限度的,这叫能源短缺

煤炭和石油资源是有限的,以今天的开采和消耗速度,石油储藏将在百年内用尽,煤炭资源也不可能永续,这叫能源短缺

煤炭和石油具有大量的气味,在开采、存放和使用过程中这些气味会聚存在空气中污染空气,使环境恶化

大量煤炭和石油产品在燃烧时排出的有害气体污染了空气,改变了成分使环境恶化

A.①③B.①④C.②③D.②④

7.节约能源的主要措施是(  )

A.大力开发新能源

B.大量利用太阳能、地热能

C.大量利用风能、水能

D.采用新技术、新设备,更新改造落后的技术设备

8、9题每题9分,10题12分,共30分

8.(2024·重庆市高二期中)2022年7月13日,我国用长征三号乙型运载火箭成功将天链二号03星发射升空,卫星顺利进入预定轨道,发射任务取得圆满成功。如图所示,卫星两翼的太阳能电池板把太阳能转化为电能供卫星使用。关于电源、能源与可持续发展,下列说法正确的是(  )

A.干电池、蓄电池对外供电时,电能转化为化学能

B.在能的转化和转移的过程中,能量的总量减少

C.能量的转移或转化过程中,是具有方向性的

D.修建水电站利用水能发电更清洁、安全,有百利而无一害

9.潮汐能是海水周期性涨落运动中所具有的能量,是一种可再生能源。现建立一个简化模型,某发电站大坝内储水水库的有效面积为S=4×106 m2,涨潮时,当大坝外侧海平面高度为h=4 m时(以海水流入前的水库水面为参考系),打开大坝下面通道的闸门海水流入,此过程中通道处的水轮机利用水流的动能发电,直至大坝内外水面等高,关闭闸门。等到完全退潮后,开闸放水,再次发电,直至大坝内外水面再次相同,关闭闸门,等待下一次涨潮发电(此时的水库水面高度即为涨潮前的水库水面高度)。由于海洋很大,大坝外的海平面高度在海水流入、流出水库过程中几乎不变,潮水一天涨落各两次,海水的势能有25%转化为电能,则这个发电站一天的发电量约为(设海水的密度为1.0×103 kg/m3,g取10 m/s2)(  )

A.4.0×1010 JB.1.5×1010 J

C.3.0×1011 JD.1.5×1011 J

10.(12分)(2023·深圳市高二期末)太阳能及风能是清洁能源,我国已经建成众多的太阳能及风力发电场。风力发电是利用风的动能推动风力发电机的叶片转动而产生电能的。如图所示,某风力发电场安装有2台超大型风力发电机,每片扇叶长达80 m,该地区常年的平均风速v=5.0 m/s,风向跟叶片转动的圆面垂直,空气的密度ρ=1.25 kg/m3,风力发电机的叶片转动时可形成半径r=80 m的圆面。已知风力发电机能将通过圆面的空气的动能的10%转化为电能。

(1)(6分)求每台风力发电机的发电功率P

(2)(6分)已知标准煤的热值q=3.0×107 J/kg,则该风力发电场年发电量相当于完全燃烧多少标准煤产生的热量?(结果保留三位有效数字)

11.(18分)节能混合动力车是一种可以利用汽油及所储存电能作为动力来源的汽车。有一质量为m=1 000 kg的混合动力轿车,在平直公路上以v1=90 km/h匀速行驶,发动机的输出功率为P=50 kW。当驾驶员看到前方有80 km/h的限速标志时,保持发动机功率不变,立即启

通过网盘分享的文件:word讲义

链接: https://pan.baidu.com/s/1JYC12PUPGPNazMlYWE5hgQ?pwd=4321 提取码: 4321 

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  1. CONNECT:[ UseTime:0.000490s ] mysql:host=127.0.0.1;port=3306;dbname=no_67808;charset=utf8mb4
  2. SHOW FULL COLUMNS FROM `fenlei` [ RunTime:0.000803s ]
  3. SELECT * FROM `fenlei` WHERE `fid` = 0 [ RunTime:0.000290s ]
  4. SELECT * FROM `fenlei` WHERE `fid` = 63 [ RunTime:0.000288s ]
  5. SHOW FULL COLUMNS FROM `set` [ RunTime:0.000488s ]
  6. SELECT * FROM `set` [ RunTime:0.000198s ]
  7. SHOW FULL COLUMNS FROM `article` [ RunTime:0.000516s ]
  8. SELECT * FROM `article` WHERE `id` = 478627 LIMIT 1 [ RunTime:0.000417s ]
  9. UPDATE `article` SET `lasttime` = 1774965425 WHERE `id` = 478627 [ RunTime:0.008964s ]
  10. SELECT * FROM `fenlei` WHERE `id` = 65 LIMIT 1 [ RunTime:0.000346s ]
  11. SELECT * FROM `article` WHERE `id` < 478627 ORDER BY `id` DESC LIMIT 1 [ RunTime:0.000419s ]
  12. SELECT * FROM `article` WHERE `id` > 478627 ORDER BY `id` ASC LIMIT 1 [ RunTime:0.000447s ]
  13. SELECT * FROM `article` WHERE `id` < 478627 ORDER BY `id` DESC LIMIT 10 [ RunTime:0.000599s ]
  14. SELECT * FROM `article` WHERE `id` < 478627 ORDER BY `id` DESC LIMIT 10,10 [ RunTime:0.000650s ]
  15. SELECT * FROM `article` WHERE `id` < 478627 ORDER BY `id` DESC LIMIT 20,10 [ RunTime:0.007831s ]
0.089943s