Independent: Changing the distance between the wires, Altering the height of the ramp, Using different samples of water, Varying the number of bulbs, Dependent: Measuring the time taken, Counting the number of bubbles, Recording the mass of solid formed, Control: Controlling the volume of water, Keeping the mass of solid the same, Keeping the amount of light constant,

Identifying Variables

打印
嵌入

排行榜

视觉风格

选项

切换模板

恢复自动保存：？