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→Meaning
==Key Stage 4==
===Meaning===
'''Kilometres''' ('''km''') are a [[unit]] of [[distance]], [[displacement]] and [[wavelength]] 1,000 times larger than the [[SI Unit]]; the [[Metremetre]].
===About Kilometres===
: '''Kilometres''' are shortened to '''km''' with a lower case k and a lower case m.
| style="height:20px; width:200px; text-align:center;" |Convert to '''kilometres''' x10<sup>-12</sup>
| style="height:20px; width:200px; text-align:center;" |1x10<sup>-12</sup>km
|}
{| 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;" |'''Kilometres'''
|-
| style="height:20px; width:200px; text-align:center;" |''1 [[mile]] (1mi)''
| style="height:20px; width:200px; text-align:center;" |''Convert to '''kilometres''' x1.609''
| style="height:20px; width:200px; text-align:center;" |''1.609km''
|}