Difference between revisions of "Chalk"
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− | + | ==Key Stage 2== | |
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+ | '''Chalk'''' is a [[sedimentary]] [[rock]] made form the shells of dead sea creatures and containing [[Calcium Carbonate]]. |
Latest revision as of 18:17, 12 May 2019
Key Stage 2
Meaning
Chalk' is a sedimentary rock made form the shells of dead sea creatures and containing Calcium Carbonate.