OCR GCSE Combined Science A · J250
Specification C1.1c · Chemistry Paper 1
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GCSE Combined Science · key term
A ball-shaped object whose collisions do not conserve all the kinetic energy of the colliding objects; bowling balls are a simple comparison used to represent particles.
Used by OCR
Specification C1.1c · Chemistry Paper 1
Chemistry, Combined Science
A rigid spherical object that does not spring back elastically after deformation, used as a simplified representation of a particle.
Revise: Particle Model and Changes of StateRepresenting particles as inelastic spheres, like tiny rigid bowling balls, helps show arrangement and spacing. However, it leaves out important features needed to explain changes of state.
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