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  • The theory of general relativity says that the gravitational effect observed between masses is caused by the curvature of space-time. Valid explanation of universal gravitational force illustration isolated on white background. Puzzle #805818456
The theory of general relativity says that the gravitational effect observed between masses is caused by the curvature of space-time. Valid explanation of universal gravitational force illustration isolated on white background. puzzle #805818456

  • - 3 sizes: 48, 500 & 1,000 pieces
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