Practice Test 9

The science fair judge examined the volcano project with growing interest, noting that unlike the typical baking soda and vinegar demonstrations, this student had created a working model of plate tectonics using hydraulic pressure and colored clay layers. The complexity suggested months of research and experimentation.

The chess tournament had attracted players from twelve different countries, but the final match came down to two local middle school students. Twelve-year-old Aisha moved her queen with steady confidence, while her opponent, Kevin, chewed nervously on his pencil eraser between moves.