海洋是什么？
What Is the Ocean?
知道海洋是覆盖地球表面大部分区域的巨大咸水体，而且海洋中生活着数量庞大的生物。
Know that oceans are huge bodies of salt water that cover most of Earth's surface, and that the ocean is home to an enormous number of living things
学习证据 / Evidence
- 说出海洋覆盖的地球面积比陆地更多。
- 解释海水是咸的，不同于河流和湖泊里的淡水。
- 描述海洋是种类繁多的生物的家园。
- State that oceans cover more of Earth than land does
- Explain that ocean water is salty, unlike the fresh water in rivers and lakes
- Describe the ocean as home to a huge variety of living things
评估问题 / Assessment
如果你请{{name}}在地球仪上指出海洋，他们能指出来，并解释我们的星球大部分被咸水覆盖、数百万生物生活在其中吗？
If you asked {{name}} to point to the oceans on a globe, could they show you and explain that most of our planet is covered by salty water where millions of creatures live?