1) What type of motion does this graph show? a) object is accelerating b) object is stationary c) object is travelling at a constant speed 2) What is speed? a) rate of change of distance b) rate of change of acceleration c) rate of change of force 3) What type of motion does this graph show? a) object is accelerating b) object is stationary c) object is travelling at a constant speed 4) What type of motion does this graph show? a) object is accelerating b) object is stationary c) object is travelling at a constant speed

排行榜

視覺風格

選項

切換範本

恢復自動保存: ?