Structure of the Solar System. Kepler's laws
Grade 11, section 5 — Astrophysics (within Quantum physics), lesson 1. Section 4 (lesson 8): thermonuclear fusion in the Sun — . Now — cosmic scales: planets, orbits, and Kepler's laws.
Grade 11, section 5 — Astrophysics (within Quantum physics), lesson 1. Section 4 (lesson 8): thermonuclear fusion in the Sun — 41H→4He+energy. Now — cosmic scales: planets, orbits, and Kepler's laws.