What Else Can Be a Constant? Can You Determine the Constant? Lesson Summary Additional Activities Determining the constant in a science experiment In this activity, an experiment will be preformed using constant and changing variables to determine how the changes affect the results of a controlled...
A. How interesting the science experiment is! B. What an interesting science experiment it is! C. How a interesting science experiment it is! D. What interesting the science E. xperiment is! 相关知识点: 试题来源: 解析 B。本题考查感叹句的用法。What 引导的感叹句结构为“What + a/an + ...
A. The hypothesis B. The results C. The materials and equipment D. The conclusion 相关知识点: 试题来源: 解析 C。本题考查科学实验报告方法部分的重要内容。选项 A“The hypothesis”是假设;选项 B“The results”是结果;选项 C“The materials and equipment”是材料和设备,方法部分应包含所用材料和设备...
In a science experiment, if we want to test the effect of light on plant growth, what should we keep constant? A. The amount of water B. The type of plant C. The amount of light D. The temperature 相关知识点: 试题来源: 解析 A。本题考查变量控制,在测试光对植物生长的影响实验中,...
When conducting a science experiment, what is an important thing to do before starting? A. Prepare the equipment B. Read the instructions carefully C. Guess the result D. Discuss with classmates 相关知识点: 试题来源: 解析 B。本题考查实验前的准备工作。在进行科学实验之前,仔细阅读说明是很重要...
In a science experiment, if the result is different from what we expected, what should we do? A. Ignore it B. Repeat the experiment C. Blame the equipment D. Give up 相关知识点: 试题来源: 解析 B。本题考查面对实验结果与预期不同时的正确做法。选项 A 忽略是不正确的;选项 B 重复实验以...
Do the experiment C. Draw a conclusion D. Prepare the tools 相关知识点: 试题来源: 解析 C。收集数据之后,接下来应该是得出结论。选项 A“Make a hypothesis”提出假设,在收集数据之前。选项 B“Do the experiment”做实验,在收集数据之前。选项 C“Draw a conclusion”得出结论,符合在收集数据之后的步骤...
In a science experiment, after we make a hypothesis, what should we do next? A. Prove the hypothesis is wrong. B. Do another experiment. C. Set up the experiment. D. Give up. 相关知识点: 试题来源: 解析 C。在科学实验中,提出假设后应该设置实验。选项 A“证明假设是错误的”不是下一步...
A. Add chemicals. B. Measure the materials. C. Set up the equipment. D. Record the results. 相关知识点: 试题来源: 解析 C。首先要设置好实验设备,然后才能进行后续步骤。A 选项添加化学物质不是第一步。B 选项测量材料通常在设置设备后进行。D 选项记录结果是在实验结束时进行。反馈...
We are doing a science experiment. After finishing one part of the experiment, what should we do next? A. Relax and take a break. B. Start another experiment. C. Continue with the next step. D. Go home. 相关知识点: 试题来源: ...