本课配套习题挑战模式1/5
小亮从家步行到公交车站台,等公交车去学校. 图中的折线表示小亮的行程s(km)与所花时间t(min)之间的函数关系. 下列说法错误的是( )
A: 他离家8km共用了30min |
B: 他等公交车时间为6min |
C: 他步行的速度是100m/min |
D: 公交车的速度是350m/min |
- 提示1:PHA+6KaB5riF5qWa5Zu+5YOP55qE5oSP5LmJ77yM5rC05bmz6K+05piO5LuA5LmI77yf57q/55qE5YC+5pac56iL5bqm5Luj6KGo5LuA5LmI77yfPC9wPg==
- 提示2:PHA+55yL5riF5qWa5qiq57q15Z2Q5qCH6L205omA5Luj6KGo55qE5oSP5LmJ77yM5LiN6KaB5oOz5b2T54S244CCPC9wPg==
- 答案:RA==
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
本课配套习题挑战模式2/5
A: |
B: |
C: |
D: |
- 提示1:IOato+ehrueQhuino+aoque6teWdkOagh+i9tOeahOaEj+S5iQ==
- 提示2:IOazqOaEj+iuoeeul+WNleS9jeeahOe7n+S4gA==
- 答案:QQ==
PGRpdj7op6PvvJriiLXku44xMu+8mjAw5byA5aeL5pe26ZKI5LiO5YiG6ZKI55qE5aS56KeS5Li6MMKw77yM6ICM5YiG6ZKI5q+P5YiG6ZKf6L2s5YqoNsKw77yM5pe26ZKI5q+P5YiG6ZKf6L2s5YqoMC41wrDvvIziiLQ8aT55PC9pPui2iuadpei2iuWkp++8jOiAjOWIhumSiOavj+WIhumSn+i9rOWKqDbCsO+8jOaXtumSiOavj+WIhumSn+i9rOWKqDAuNcKw77yM4oi05LuOMTLvvJowMOW8gOWni+WIsDEy77yaMzDmraI8aT55PC9pPj3vvIg277mjMC4177yJw5czMD0xNjUuIOaVhemAiUEuIDwvZGl2Pg==
本课配套习题挑战模式3/5
小明从家中出发,到离家1.2千米的早餐店吃早餐,用了一刻钟吃完早餐后,按原路返回到离家1千米的学校上课,在下列图象中,能反映这一过程的大致图象是( )
A: |
B: |
C: |
D: |
- 提示1:PHA+6YeN54K55piv6aKY5bmy5Lit5by66LCD4oCc5Y6f6Lev6L+U5Zue5Yiw56a75a62MeWNg+exs+eahOWtpuagoeS4iuivvuKAneimgeeQhuino+WFtuaEj+aAneOAgjwvcD4=
- 提示2:PHA+5Lmf5bCx5piv6K+05a2m5qCh5Zyo5a625ZKM5pep6aSQ5bqX5LmL6Ze0PC9wPg==
- 答案:Qg==
PGRpdj7op6PvvJrlsI/mmI7ku47lrrbkuK3lh7rlj5HvvIzliLDnprvlrrYxLjLljYPnsbPnmoTml6nppJDlupflkIPml6nppJDvvIzot53nprvpgJDmuJDlop7lpKfvvIzlvZPlkIPml6nppJDml7bvvIzot53nprvkuI3lj5jvvIzlvZPov5Tlm57lrabmoKHml7bvvIzot53nprvlj5jlsI/vvIzliLDovr7lrabmoKHot53nprvkuI3lho3lj5jljJYuPC9kaXY+PGRpdj7mlYXpgIlCLjwvZGl2Pg==
本课配套习题挑战模式4/5
A: |
B: |
C: |
D: |
- 提示1:IOmmluWFiOimgeWMuuWIhuWQjOebuOWSjOebuOWQkQ==
- 提示2:IOeUseS6juebuOWQkeiAjOihjO+8jOS4lOS6jOS6uumAn+W6puW3ruS4ujbvuaM0PTJtL3M=
- 提示3:IOS6jOS6uumXtOacgOmVv+i3neemu+S4ujIwMOexs++8jOacgOefrei3neemu+S4ujDjgII=
- 答案:Qw==
PGRpdj7op6PvvJrkuozkurrpgJ/luqblt67kuLo277mjND0ybS9z77yMPC9kaXY+PGRpdj4xMDDnp5Lml7bvvIzkuozkurrnm7jot50yw5cxMDA9MjAw57Gz77yMPC9kaXY+PGRpdj4yMDDnp5Lml7bvvIzkuozkurrnm7jot50yw5cyMDA9NDAw57Gz77yM6L6D55+t6YOo5YiG55qE6ZW/5bqm5Li6MO+8jDwvZGl2PjxkaXY+MzAw56eS5pe277yM5LqM5Lq655u46LedMsOXMzAwPTYwMOexs++8jOWNs+eUsui2hei/h+S5mTYwMO+5ozQwMD0yMDDnsbMuIDwvZGl2PjxkaXY+55Sx5LqOeT0yeOaIlnk9NDAw77mjMnjvvIzlh73mlbDlm77osaHkuLrnm7Tnur/vvIjnur/mrrXvvIkuIDwvZGl2PjxkaXY+5pWF6YCJQy4gPC9kaXY+
本课配套习题挑战模式5/5
初中学业水平考试体育学科的女子 800米耐力测试中,某考点同时起跑的小莹和小梅所跑的路程S(米)与所用时间t(秒)之间的函数图象分别为线段OA和折线OBCD, 下列说法正确的是( )
A: 小莹的建速度随时间的增大而增大 |
B: 小梅的平均速度比小莹的平均逮度大 |
C: 在起跑后180秒时. 两人相遇 |
D: 在起跑后50秒时. 小梅在小莹的前面 |
- 提示1:PHA+55yL5riF5b6I57q15Z2Q5qCH6L205omA5Luj6KGo55qE5ZCr5LmJPC9wPg==
- 提示2:PHA+5bCP6I655q+U5bCP5qKF5YWI5Yiw77yM55Sx5q2k5Y+v5Lul56Gu5a6a5bCP5qKF55qE5bmz5Z2H6YCf5bqm5q+U5bCP6I6555qE5bmz5Z2H6YCf5bqm5piv5ZCm5bCPPC9wPg==
- 提示3:PHA+5qC55o2u5Zu+6LGh55+l6YGT6LW36LeR5ZCONTDnp5Lml7ZPQuWcqE9B55qE5LiK6Z2i77yM55Sx5q2k5Y+v5Lul56Gu5a6a5bCP5qKF5piv5ZCm5Zyo5bCP6I6555qE5YmN6Z2iPC9wPg==
- 答案:RA==
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