There are two general types of collisions, inelastic and elastic.
Inelastic collisions occur when two objects collide but neither of them bounce away from each other.
Collisions in which the objects do not touch each other are elastic. (Ex: Rutherford Scattering)
Answer:
Thermal Conductivity Easily Transmits Heat Among Fine Ceramics
I think it's D because sunlight is a solar system
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