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| style="height:20px; width:200px; text-align:center;" |''Convert to [[centimetre]]s x1.''
| style="height:20px; width:200px; text-align:center;" |''1cm''
|}
==Key Stage 4==
===Meaning===
'''Centimetres''' ('''cm''') are a [[unit]] of [[distance]], [[displacement]] and [[wavelength]] 100 times smaller than the [[SI Unit]]; the [[metre]].
===About Centimetres===
: '''Centimetres''' are shortened to '''cm''' with a lower case c and a lower case m.
: [[Centi]] means one hundredth so there are 100 [[centimetre]]s in a [[metre]].
===Converting to Centimetres===
{| class="wikitable"
|-
| style="height:20px; width:200px; text-align:center;" |'''Unit'''
| style="height:20px; width:200px; text-align:center;" |'''To convert'''
| style="height:20px; width:200px; text-align:center;" |'''Centimetres'''
|-
| style="height:20px; width:200px; text-align:center;" |1 [[megametre]] (1Mm)
| style="height:20px; width:200px; text-align:center;" |Convert to '''centimetres''' x10<sup>8</sup>
| style="height:20px; width:200px; text-align:center;" |1x10<sup>8</sup>cm
|-
| style="height:20px; width:200px; text-align:center;" |1 [[kilometre]] (1km)
| style="height:20px; width:200px; text-align:center;" |Convert to '''centimetres''' x10<sup>5</sup>
| style="height:20px; width:200px; text-align:center;" |1x10<sup>5</sup>cm
|-
| style="height:20px; width:200px; text-align:center;" |1 [[Metre]] (1m)
| style="height:20px; width:200px; text-align:center;" |Convert to '''centimetres''' x10<sup>2</sup>
| style="height:20px; width:200px; text-align:center;" |1x10<sup>2</sup>cm
|-
| style="height:20px; width:200px; text-align:center;" |1 [[decimetre]] 1(dm)
| style="height:20px; width:200px; text-align:center;" |Convert to '''centimetres''' x10<sup>1</sup>
| style="height:20px; width:200px; text-align:center;" |1x10<sup>1</sup>cm
|-
| style="height:20px; width:200px; text-align:center;" |1 [[centimetre]] 1(mm)
| style="height:20px; width:200px; text-align:center;" |Convert to '''centimetres''' x1
| style="height:20px; width:200px; text-align:center;" |1cm
|-
| style="height:20px; width:200px; text-align:center;" |1 [[millimetre]] 1(mm)
| style="height:20px; width:200px; text-align:center;" |Convert to '''centimetres''' x10<sup>-1</sup>
| style="height:20px; width:200px; text-align:center;" |1x10<sup>-1</sup>cm
|-
| style="height:20px; width:200px; text-align:center;" |1 [[micrometre]] 1(µm)
| style="height:20px; width:200px; text-align:center;" |Convert to '''centimetres''' x10<sup>-4</sup>
| style="height:20px; width:200px; text-align:center;" |1x10<sup>-4</sup>cm
|-
| style="height:20px; width:200px; text-align:center;" |1 [[nanometre]] 1(nm)
| style="height:20px; width:200px; text-align:center;" |Convert to '''centimetres''' x10<sup>-7</sup>
| style="height:20px; width:200px; text-align:center;" |1x10<sup>-7</sup>cm
|}