试题 试卷
题型:填空题 题类:常考题 难易度:普通
(1)4.5m= {#blank#}1{#/blank#} cm= {#blank#}2{#/blank#} mm= {#blank#}3{#/blank#} km;
(2)3h= {#blank#}4{#/blank#} min= {#blank#}5{#/blank#} s;
(3)20m/s= {#blank#}6{#/blank#} km/h;
(4)54km/h= {#blank#}7{#/blank#} m/s.
汽车速度v/(km•h﹣1)
20
30
40
50
60
70
80
弹簧测力计示数F/N
0.2
0.3
0.6
1.0
1.4
2.4
3.1
试题篮