Ch 07 - Particulate Nature of Matter8th Science
Defining Matter
What are the two fundamental physical requirements for anything in the universe to be scientifically classified as 'Matter'?
What are the two fundamental physical requirements for anything in the universe to be scientifically classified as 'Matter'?
To be strictly classified as matter, a physical substance must:
- Possess Mass: It must have a measurable physical weight/mass.
- Occupy Space: It must possess a measurable volume (take up physical three-dimensional space).
Examples: Air, liquid water, wooden tables, and biological bodies are all matter.
Prism Memory Hook
Matter matters because it has Mass and takes up Space.
Non-Matter Boundary Conditions
If almost everything physical is matter, what specific phenomena completely fail the criteria to be scientifically classified as matter?
If almost everything physical is matter, what specific phenomena completely fail the criteria to be scientifically classified as matter?
Phenomena that do not possess physical mass and do not occupy spatial volume are not matter.
- Forms of Energy: Light, sound, heat, and electricity.
- Abstract Concepts: Human emotions, thoughts, and shadows.
Analytical Insight: You cannot physically measure 10 kilograms of light or isolate 5 liters of sound.
Prism Memory Hook
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Constituent Particles
If you continuously grind a solid piece of chalk into microscopic dust, what fundamental physical limit do you eventually reach?
If you continuously grind a solid piece of chalk into microscopic dust, what fundamental physical limit do you eventually reach?
You reach the Constituent Particles.
Every continuous piece of macroscopic matter is actually composed of an enormous quantity of extremely tiny, discrete, fundamental units. These particles are so microscopically small that they cannot be directly observed, even with a standard optical laboratory microscope.
Prism Memory Hook
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Also in this chapter
30 more cards to study in Prism
- 4Acharya Kanad & Parmanu
- 5Atoms vs. Molecules
- 6The Void Between Particles
- 7Interparticle Spaces
- 8Interparticle Attractions
- 9Phase Change: Melting (Fusion)
- 10The Thermodynamic State Battle
- 11Properties of the Solid State
- 12Particle Motion in Solids
- 13Granular Solids (Sand & Rice)
- 14Phase Change: Vaporisation
- 15Properties of the Liquid State
- 16Particle Dynamics in Liquids
- 17Properties of the Gaseous State
- 18The Scientific Concept of Fluids
- 19Compressibility of Gases vs. Liquids
- 20Melting Points & Attractive Forces
- 21Boiling vs. Evaporation
- 22Temperature and Particle Movement
- 23Phase Change: Sublimation & Deposition
- 24Diffusion
- 25Brownian (Zig-Zag) Motion
- 26Mathematical Proof of Atoms
- 27Modifying Brownian Motion
- 28Particulate Action of Soap
- 29Suspended Particulate Matter (SPM)
- 30The Water Anomaly
- 31States of Matter in a Candle
- 32Extreme States: Plasma & BEC
- 33The Concept of Latent (Hidden) Heat
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