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Education Concept Tracker

A prerequisite knowledge graph of 1590 learning concepts across 8subjects. Track what you've mastered and see exactly what you're ready to learn next — the topics whose prerequisites you've already met. Built on the Marble Open Skill Taxonomy.

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The solar system

Science · Space Systems & Earth's History · conceptual

Describe the sun, Earth, and moon as approximately spherical bodies, and describe the movement of the Earth and other planets orbiting the sun in the solar system

What mastery looks like

  • State that the sun, Earth, and moon are approximately spherical
  • Name the planets in order from the sun and explain they all orbit the sun
  • Describe the moon orbiting the Earth while both orbit the sun

Check your understanding

Can The solar system describe the solar system — how Earth and the other planets orbit the sun, and how the moon orbits Earth, and that they're all roughly ball-shaped?