see
gongsik
Saved words
EN
▾
Middle School Science
Home
/
Middle School Science
/
Grade 7 Science
Grade 7 Science
20 lessons
Force & Motion
4 lessons
Various Forces
›
Gravity & Elasticity
›
Resultant Force & Equilibrium
›
Friction
›
Properties of Matter
6 lessons
Density
›
Change of State
›
Molecular Motion & Diffusion
›
Pure Substances & Mixtures
›
Solubility & Solubility Curve
›
Properties of Gases
›
Light & Waves
3 lessons
Reflection & Refraction of Light
›
Waves & Sound
›
Convex/Concave Lens & Image
›
Diversity of Living Things
3 lessons
Biodiversity
›
Plant Vegetative Organs
›
Biological Classification System
›
Changes in the Geosphere
4 lessons
Crustal Movements
›
Volcanoes & Earthquakes
›
Rock Cycle
›
Use of Minerals & Rocks
›