本课配套习题挑战模式1/5
A: 使用“0”刻线磨损的刻度尺 |
B: 读数时,眼睛没有与尺面垂直 |
C: 使用分度值为1cm的刻度尺测量玻璃的厚度 |
D: 正确测出物理课本宽度,但只测了一次 |
- 提示1:5L2/55So5YiG5bqm5YC85Li6MWNt55qE5Yi75bqm5bC65LiN6IO95rWL5Ye6546755KD55qE5Y6a5bqm77yM5omA5Lul5piv6ZSZ6K+v
- 答案:RA==
QeOAgSBC5piv5rKh5pyJ6YG15a6I5Luq5Zmo55qE5pON5L2c6KeE5YiZ77yM5pi+54S25piv6ZSZ6K+v44CCPGJyPueOu+eSg+eahOWOmuW6puacieWPr+iDveS4jeWIsDFjbSzmiYDku6Xkvb/nlKjliIbluqblgLzkuLoxY23nmoTliLvluqblsLrkuI3og73mtYvlh7rnjrvnkoPnmoTljprluqYg44CCPGJyPuWboOatpEPmmK/plJnor6/jgII8YnI+5q2j56Gu6YCJ6aG5RA==
本课配套习题挑战模式2/5
下列关于错误和误差说法中,不正确的是( )
A: 错误是由于不遵守操作规则造成的,可以避免 |
B: 误差是由于测量工具和测量人造成的 |
C: 误差和错误都不可以避免 |
D: 误差可以避免,但错误不可以避免 |
- 提示1:PHA+6ZSZ6K+v5piv5LiN6YG15a6I5Luq5Zmo5pON5L2c6KeE5YiZPC9wPg==
- 提示2:PHA+6K+v5beu5Lqn55Sf5Y6f5Zug77ya5rWL6YeP5bel5YW35ZKM5rWL6YeP5Lq6PC9wPg==
- 提示3:PHA+6K+v5beu5LiN5Y+v5Lul6YG/5YWNPC9wPg==
- 答案:RA==
PHA+6ZSZ6K+v5piv5LiN6YG15a6I5Luq5Zmo5pON5L2c6KeE5YiZPGJyPuivr+W3ruS6p+eUn+WOn+WboO+8mua1i+mHj+W3peWFt+WSjOa1i+mHj+S6ujxicj7or6/lt67kuI3lj6/ku6Xpgb/lhY08YnI+5q2j56Gu562U5qGI5Li6RDxicj48L3A+
本课配套习题挑战模式3/5
A: 多次测量取平均值可以减小误差 |
B: 误差就是测量中产生的错误 |
C: 只要认真测量,就可以避免误差 |
D: 选用精密的测量仪器可以消除误差 |
- 提示1:IOivr+W3ruS4jeaYr+mUmeivrw==
- 提示2:IOWkmuasoea1i+mHj+WPluW5s+Wdh+WAvOWPr+S7peWHj+Wwj+ivr+W3rg==
- 答案:QQ==
6K+v5beu5LiN5piv6ZSZ6K+v77yM5LiN5Y+v6YG/5YWNPGJyPuWkmuasoea1i+mHj+WPluW5s+Wdh+WAvOWPr+S7peWHj+Wwj+ivr+W3rjxicj7mraPnoa7nrZTmoYjkuLpB
本课配套习题挑战模式4/5
若四次测量一本书的宽度记录为:12.38cm, 12.36cm, 12.38cm, 12.34cm,则这本书宽度是( )
A: 12.38cm |
B: 12.365cm |
C: 12.36cm |
D: 12.37cm |
- 提示1:PHA+5rGC5bmz5Z2H5YC8PC9wPg==
- 提示2:PHA+5rOo5oSP5Yi75bqm5bC655qE5YiG5bqm5YC877yM5pyA5ZCO5LiA5L2NNOiIjTXlhaU8L3A+
- 答案:RA==
PHA+PGltZyBzcmM9Imh0dHBzOi8vcDIucWluZ2d1by5jb20vRzEvTTAwL0REL0VCL3JCQUNGRk5aMVN1QXVqc0JBQUFFRUVlNW9CRTU3OC5wbmciIGRhdGEtY2tlLXNhdmVkLXNyYz0iaHR0cHM6Ly9wMi5xaW5nZ3VvLmNvbS9HMS9NMDAvREQvRUIvckJBQ0ZGTloxU3VBdWpzQkFBQUVFRWU1b0JFNTc4LnBuZyIgaGVpZ2h0PSI0MiIgd2lkdGg9IjMwMiI+PC9wPjxwPuWboOS4uuWIu+W6puWwuueahOWIhuW6puWAvOS4ujFtbe+8jOaJgOS7peato+ehrumAiemhueS4ukQ8L3A+
本课配套习题挑战模式5/5
A: 5.39cm |
B: 5.36cm |
C: 6.38cm |
D: 5.37cm |
- 提示1:IOS6p+eUn+eahOivr+W3ruiZveeEtuS4jeiDvemBv+WFje+8jOS9huaYr+eUqOWQjOS4gOa1i+mHj+W3peWFt+a1i+WHuueahOe7k+aenOS4jeWPr+iDveebuOW3ruW+iOWkpw==
- 提示2:IDYuMzhjbeS4juWFtuWug+etlOahiOebuOW3ruW+iOWkp++8jOaJgOS7peaYr+mUmeivrw==
- 答案:Qw==
5Lqn55Sf55qE6K+v5beu6Jm954S25LiN6IO96YG/5YWN77yM5L2G5piv55So5ZCM5LiA5rWL6YeP5bel5YW35rWL5Ye655qE57uT5p6c5LiN5Y+v6IO955u45beu5b6I5aSnPGJyPjYuMzhjbeS4juWFtuWug+etlOahiOebuOW3ruW+iOWkp++8jOaJgOS7peaYr+mUmeivr+OAguetlOahiOmAiUM=