Science Grade 9

Week 12

Physics Video

Chemistry Video

---

Week 11

Video 1

Video 2

---

Week 9

physics sec 7 2 part 1

physics sec 2 part 2

chemistry Drawing Lewis Structures Resonance Structures

chemistry Lewis Diagrams Made Easy How to Draw Lewis Dot Structures

chemistry Electron Dot Notation

 biology sec 8 3

---

Week 8

Chemistrysec 6 1

 Chemistry 2 part 1

Chemistry 2 part 2

Physics circular motion 1

Physics  inertia

Biology sec 8 1

Biology sec 8 2

Video 7

Video 8