1.2 - Particle Model, Density, and Pressure (Revisiting Unit 2)
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Practice Questions
Test your understanding with targeted questions
What is the formula for density?
💡 Hint: Remember, density tells you how much mass is in a certain volume.
Name the three states of matter.
💡 Hint: Think of the different forms water can take!
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Interactive Quizzes
Quick quizzes to reinforce your learning
What is the formula for pressure?
💡 Hint: Think of how pressure is calculated and the relationship between force and area.
True or False: All solids have a definite shape and volume.
💡 Hint: Review the characteristics of solids.
2 more questions available
Challenge Problems
Push your limits with advanced challenges
You have two liquids, A has a density of 1.2 g/cm³ and B of 0.8 g/cm³. If you mix them, what will happen in terms of buoyancy?
💡 Hint: Consider the principle that less dense liquids float on denser ones.
Calculate the pressure at a depth of 10 meters in water. Take the density of water as 1000 kg/m³. (Use g=9.81 m/s²)
💡 Hint: Remember the formula for pressure in fluids: P = ρgh.
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