📚 Class 9 • IB • Sciences

Sciences

4 chapters — complete each to earn XP and build mastery

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1
Cellular Respiration
Aerobic and anaerobic, ATP.
Study Practice
+35 XP
2
Newton Laws
Inertia, F=ma, action and reaction.
Study Practice
+35 XP
3
Atomic Structure
Protons, neutrons, electrons, isotopes.
Study Practice
+30 XP
4
Radioactivity
Alpha, beta, gamma radiation.
Study Practice
+30 XP

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