When a block with a hole in it is heated why does not the material around the hole expand into the hole and make it small

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Physics

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30 March, 00:32

When a block with a hole in it is heated why does not the material around the hole expand into the hole and make it small

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Dale Beard · Answer 1

When the block is heated the material of which the block is made starts expanding (when a material is heated its volume grows). The material has nowhere to expand to/into so it expands into the hole in term making it smaller.