What Is the Ocean?

ScienceOcean LifeAges 5–7

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

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“If you asked your child 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?”

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Activity. 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

What to notice. 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

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If you asked your child 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?

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

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Check understanding

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