1) How many experiments have we done? a) 1 b) 2 c) 3 2) After mixing the baking soda and the vinegar. What happened to the balloon? a) It burst b) It inflated c) Nothing happened 3) Which is the 1st step of the Scientific Method? a) Conclusion b) Hypothesis c) Observe 4) Which is the 2nd step of the Scientific Method? a) Ask Questions b) Experiment c) Observe 5) Which is the 3rd step of the Scientific Method? a) Conclusion b) Make a Hypothesis c) Ask Questions

排行榜

视觉风格

选项

切换模板

恢复自动保存: