อยากได้แบบฝึกหัดฟรีนับพัน (ไม่มีสิ่งรบกวนเลย)? Here’s how
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Science
Pulleys and mechanical advantage
Electromagnetic Spectrum application
Chemical Reactions
Balanced and unbalanced forces, friction, gravity
Force and motion Inertia
Review of Physical Science, Chemistry and Physics
Review of Physical Science Chemistry and Physics.
Review of introductory physics and chemistry. Work and power, energy, forces, periodic table.
How can the properties of matter change?