data - information, hypothesis - suggested answer to a problem, scientific method - model, or guide, used to solve problems and to get information,

GED Science Lesson 2 Vocabulary: The Scientific Method

由
嵌入

排行榜

闪存卡是一个开放式模板。它不会为排行榜生成分数。

视觉风格

选项

切换模板

恢复自动保存：？