Global English learner′s book 9 pdf free download
1. Cells and Organisms: Structure, function, and classification of plant and animal cells; specialized cells; tissues, organs, and systems; adaptations and environmental impact.
2. Forces and Energy: Motion, speed, and acceleration; Newton’s laws; mass, weight, and gravity; energy transformation and conservation; forces in different environments.
3. Earth and Space Science: Structure of the Earth; seismic waves; solar and lunar eclipses; formation of the Solar System; impact of human activity on Earth′s processes.
باز نشر محتواها در فضای مجازی، ممنوع است.
باز نشر محتواها در فضای مجازی، ممنوع است.